53077531836 has 48 divisors (see below), whose sum is σ = 144551586816. Its totient is φ = 14842348224.

The previous prime is 53077531799. The next prime is 53077531847. The reversal of 53077531836 is 63813577035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6718131 + ... + 6726026.

It is an arithmetic number, because the mean of its divisors is an integer number (3011491392).

Almost surely, 2^53077531836 is an apocalyptic number.

It is an amenable number.

53077531836 is an abundant number, since it is smaller than the sum of its proper divisors (91474054980).

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

53077531836 is a wasteful number, since it uses less digits than its factorization.

53077531836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13444218 (or 13444216 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 48.

The spelling of 53077531836 in words is "fifty-three billion, seventy-seven million, five hundred thirty-one thousand, eight hundred thirty-six".