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55325625796 = 22725323172
BaseRepresentation
bin110011100001101010…
…100000110111000100
312021210201220222210201
4303201222200313010
51401301330011141
641225524100244
73666010026400
oct634152406704
9167721828721
1055325625796
1121510967591
12a880534684
1352a91cc3ac
14296bb56100
15168c1bd031
hexce1aa0dc4

55325625796 has 81 divisors (see below), whose sum is σ = 115155565959. Its totient is φ = 23190218688.

The previous prime is 55325625781. The next prime is 55325625799. The reversal of 55325625796 is 69752652355.

It is a happy number.

The square root of 55325625796 is 235214.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5400192196 + 49925433600 = 73486^2 + 223440^2 .

It is not an unprimeable number, because it can be changed into a prime (55325625799) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 174528630 + ... + 174528946.

Almost surely, 255325625796 is an apocalyptic number.

55325625796 is the 235214-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55325625796

55325625796 is an abundant number, since it is smaller than the sum of its proper divisors (59829940163).

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

55325625796 is an equidigital number, since it uses as much as digits as its factorization.

55325625796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758 (or 379 counting only the distinct ones).

The product of its digits is 17010000, while the sum is 55.

The spelling of 55325625796 in words is "fifty-five billion, three hundred twenty-five million, six hundred twenty-five thousand, seven hundred ninety-six".

Divisors: 1 2 4 7 14 28 49 53 98 106 196 212 317 371 634 742 1268 1484 2219 2597 2809 4438 5194 5618 8876 10388 11236 15533 16801 19663 31066 33602 39326 62132 67204 78652 100489 117607 137641 200978 235214 275282 401956 470428 550564 703423 823249 890453 1406846 1646498 1780906 2813692 3292996 3561812 4923961 5325917 6233171 9847922 10651834 12466342 19695844 21303668 24932684 37281419 43632197 74562838 87264394 149125676 174528788 260969933 282273601 521939866 564547202 1043879732 1129094404 1975915207 3951830414 7903660828 13831406449 27662812898 55325625796