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52352470044 = 223374201893
BaseRepresentation
bin110000110000011100…
…110100110000011100
312000010112102000212000
4300300130310300130
51324204213020134
640014515042300
73532225440000
oct606034646034
9160115360760
1052352470044
1120225671676
12a1908a0390
134c24256634
142768d3a700
15156617ce99
hexc30734c1c

52352470044 has 120 divisors (see below), whose sum is σ = 158341426320. Its totient is φ = 14957774496.

The previous prime is 52352470031. The next prime is 52352470057. The reversal of 52352470044 is 44007425325.

52352470044 is a `hidden beast` number, since 5 + 23 + 524 + 70 + 0 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (52352470031) and next prime (52352470057).

It is a super-2 number, since 2×523524700442 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52352469990 and 52352470008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 158362 + ... + 360254.

It is an arithmetic number, because the mean of its divisors is an integer number (1319511886).

Almost surely, 252352470044 is an apocalyptic number.

52352470044 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52352470044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79170713160).

52352470044 is an abundant number, since it is smaller than the sum of its proper divisors (105988956276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52352470044 is a wasteful number, since it uses less digits than its factorization.

52352470044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201934 (or 201905 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

Adding to 52352470044 its reverse (44007425325), we get a palindrome (96359895369).

The spelling of 52352470044 in words is "fifty-two billion, three hundred fifty-two million, four hundred seventy thousand, forty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 343 378 441 588 686 756 882 1029 1323 1372 1764 2058 2401 2646 3087 4116 4802 5292 6174 7203 9261 9604 12348 14406 18522 21609 28812 37044 43218 64827 86436 129654 201893 259308 403786 605679 807572 1211358 1413251 1817037 2422716 2826502 3634074 4239753 5451111 5653004 7268148 8479506 9892757 10902222 12719259 16959012 19785514 21804444 25438518 29678271 38157777 39571028 50877036 59356542 69249299 76315554 89034813 118713084 138498598 152631108 178069626 207747897 267104439 276997196 356139252 415495794 484745093 534208878 623243691 830991588 969490186 1068417756 1246487382 1454235279 1869731073 1938980372 2492974764 2908470558 3739462146 4362705837 5816941116 7478924292 8725411674 13088117511 17450823348 26176235022 52352470044