52559704935972 has 144 divisors (see below), whose sum is σ = 150645301672320. Its totient is φ = 15317424000000.

The previous prime is 52559704935961. The next prime is 52559704936031. The reversal of 52559704935972 is 27953940795525.

52559704935972 is a `hidden beast` number, since 5 + 25 + 5 + 9 + 7 + 0 + 4 + 9 + 3 + 597 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 52559704935972.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37014097 + ... + 38407847.

It is an arithmetic number, because the mean of its divisors is an integer number (1046147928280).

Almost surely, 2^{52559704935972} is an apocalyptic number.

52559704935972 is a gapful number since it is divisible by the number (52) 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 52559704935972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75322650836160).

52559704935972 is an abundant number, since it is smaller than the sum of its proper divisors (98085596736348).

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

52559704935972 is a wasteful number, since it uses less digits than its factorization.

52559704935972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398034 (or 1398029 counting only the distinct ones).

The product of its (nonzero) digits is 1071630000, while the sum is 72.

The spelling of 52559704935972 in words is "fifty-two trillion, five hundred fifty-nine billion, seven hundred four million, nine hundred thirty-five thousand, nine hundred seventy-two".