52332646418 has 16 divisors (see below), whose sum is σ = 84541156056. Its totient is φ = 24152442240.

The previous prime is 52332646397. The next prime is 52332646459. The reversal of 52332646418 is 81464623325.

It can be written as a sum of positive squares in 4 ways, for example, as 23484643009 + 28848003409 = 153247^2 + 169847^2 .

It is a super-2 number, since 2×52332646418² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991208 + ... + 1042668.

Almost surely, 2^52332646418 is an apocalyptic number.

52332646418 is a deficient number, since it is larger than the sum of its proper divisors (32208509638).

52332646418 is a wasteful number, since it uses less digits than its factorization.

52332646418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90589.

The product of its digits is 829440, while the sum is 44.

The spelling of 52332646418 in words is "fifty-two billion, three hundred thirty-two million, six hundred forty-six thousand, four hundred eighteen".