51602044972032 has 704 divisors, whose sum is σ = 160319080120320. Its totient is φ = 16375932518400.

The previous prime is 51602044971979. The next prime is 51602044972069. The reversal of 51602044972032 is 23027944020615.

51602044972032 is a `hidden beast` number, since 5 + 1 + 602 + 0 + 4 + 4 + 9 + 7 + 2 + 0 + 32 = 666.

It is a super-2 number, since 2×51602044972032² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32597627113 + ... + 32597628695.

It is an arithmetic number, because the mean of its divisors is an integer number (227725966080).

Almost surely, 2^{51602044972032} 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 51602044972032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80159540060160).

51602044972032 is an abundant number, since it is smaller than the sum of its proper divisors (108717035148288).

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

51602044972032 is a wasteful number, since it uses less digits than its factorization.

51602044972032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237 (or 2213 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

Adding to 51602044972032 its reverse (23027944020615), we get a palindrome (74629988992647).

The spelling of 51602044972032 in words is "fifty-one trillion, six hundred two billion, forty-four million, nine hundred seventy-two thousand, thirty-two".