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52522443342 = 23212721311381
BaseRepresentation
bin110000111010100101…
…001110001001001110
312000120101020120101100
4300322211032021032
51330031221141332
640043430123530
73536361254655
oct607245161116
9160511216340
1052522443342
1120302606076
12a2197b05a6
134c50529755
14278374419c
15157605567c
hexc3a94e24e

52522443342 has 72 divisors (see below), whose sum is σ = 115661011752. Its totient is φ = 17224552800.

The previous prime is 52522443331. The next prime is 52522443359. The reversal of 52522443342 is 24334422525.

52522443342 is a `hidden beast` number, since 5 + 252 + 24 + 43 + 342 = 666.

It is a super-2 number, since 2×525224433422 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52522443297 and 52522443306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38031492 + ... + 38032872.

It is an arithmetic number, because the mean of its divisors is an integer number (1606402941).

Almost surely, 252522443342 is an apocalyptic number.

52522443342 is an abundant number, since it is smaller than the sum of its proper divisors (63138568410).

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

52522443342 is a wasteful number, since it uses less digits than its factorization.

52522443342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774 (or 1644 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

Adding to 52522443342 its reverse (24334422525), we get a palindrome (76856865867).

The spelling of 52522443342 in words is "fifty-two billion, five hundred twenty-two million, four hundred forty-three thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 18 127 131 254 262 381 393 762 786 1143 1179 1381 2286 2358 2762 4143 8286 12429 16129 16637 24858 32258 33274 48387 49911 96774 99822 145161 149733 175387 180911 290322 299466 350774 361822 526161 542733 1052322 1085466 1578483 1628199 2112899 3156966 3256398 4225798 6338697 12677394 19016091 22274149 22975697 38032182 44548298 45951394 66822447 68927091 133644894 137854182 200467341 206781273 400934682 413562546 2917913519 5835827038 8753740557 17507481114 26261221671 52522443342