52640026084 has 6 divisors (see below), whose sum is σ = 92120045654. Its totient is φ = 26320013040.

The previous prime is 52640026073. The next prime is 52640026093. The reversal of 52640026084 is 48062004625.

It can be written as a sum of positive squares in only one way, i.e., 47340186084 + 5299840000 = 217578^2 + 72800^2 .

It is a super-2 number, since 2×52640026084² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6580003257 + ... + 6580003264.

Almost surely, 2^52640026084 is an apocalyptic number.

It is an amenable number.

52640026084 is a deficient number, since it is larger than the sum of its proper divisors (39480019570).

52640026084 is a wasteful number, since it uses less digits than its factorization.

52640026084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13160006525 (or 13160006523 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 52640026084 in words is "fifty-two billion, six hundred forty million, twenty-six thousand, eighty-four".