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55524423108 = 223721137232013
BaseRepresentation
bin110011101101100000…
…110111010111000100
312022022120222221110010
4303231200313113010
51402203223014413
641301345030220
74003642544400
oct635540672704
9168276887403
1055524423108
11216030a8990
12a917025370
13530b45513b
14298a304100
15169e88adc3
hexced8375c4

55524423108 has 144 divisors (see below), whose sum is σ = 168854220864. Its totient is φ = 14032085760.

The previous prime is 55524423089. The next prime is 55524423109. The reversal of 55524423108 is 80132442555.

It is a super-2 number, since 2×555244231082 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55524423109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123310 + ... + 355322.

It is an arithmetic number, because the mean of its divisors is an integer number (1172598756).

Almost surely, 255524423108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55524423108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84427110432).

55524423108 is an abundant number, since it is smaller than the sum of its proper divisors (113329797756).

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

55524423108 is a wasteful number, since it uses less digits than its factorization.

55524423108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232082 (or 232073 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 55524423108 in words is "fifty-five billion, five hundred twenty-four million, four hundred twenty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 37 42 44 49 66 74 77 84 98 111 132 147 148 154 196 222 231 259 294 308 407 444 462 518 539 588 777 814 924 1036 1078 1221 1554 1617 1628 1813 2156 2442 2849 3108 3234 3626 4884 5439 5698 6468 7252 8547 10878 11396 17094 19943 21756 34188 39886 59829 79772 119658 232013 239316 464026 696039 928052 1392078 1624091 2552143 2784156 3248182 4872273 5104286 6496364 7656429 8584481 9744546 10208572 11368637 15312858 17168962 17865001 19489092 22737274 25753443 30625716 34105911 34337924 35730002 45474548 51506886 53595003 60091367 68211822 71460004 94429291 103013772 107190006 120182734 125055007 136423644 180274101 188858582 214380012 240365468 250110014 283287873 360548202 375165021 377717164 420639569 500220028 566575746 661005037 721096404 750330042 841279138 1133151492 1261918707 1322010074 1500660084 1682558276 1983015111 2523837414 2644020148 3966030222 4627035259 5047674828 7932060444 9254070518 13881105777 18508141036 27762211554 55524423108