52913608138 has 16 divisors (see below), whose sum is σ = 79626333384. Its totient is φ = 26371537920.

The previous prime is 52913608123. The next prime is 52913608207. The reversal of 52913608138 is 83180631925.

52913608138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 45927490249 + 6986117889 = 214307^2 + 83583^2 .

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, 3562768 + ... + 3577588.

Almost surely, 2^52913608138 is an apocalyptic number.

52913608138 is a deficient number, since it is larger than the sum of its proper divisors (26712725246).

52913608138 is a wasteful number, since it uses less digits than its factorization.

52913608138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20457.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 52913608138 in words is "fifty-two billion, nine hundred thirteen million, six hundred eight thousand, one hundred thirty-eight".