56836081884 has 24 divisors (see below), whose sum is σ = 133930572048. Its totient is φ = 18757782400.

The previous prime is 56836081879. The next prime is 56836081909. The reversal of 56836081884 is 48818063865.

It is a happy number.

It is a super-3 number, since 3×56836081884³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

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, 23446017 + ... + 23448440.

It is an arithmetic number, because the mean of its divisors is an integer number (5580440502).

Almost surely, 2^56836081884 is an apocalyptic number.

It is an amenable number.

56836081884 is an abundant number, since it is smaller than the sum of its proper divisors (77094490164).

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

56836081884 is a wasteful number, since it uses less digits than its factorization.

56836081884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46894565 (or 46894563 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 56836081884 in words is "fifty-six billion, eight hundred thirty-six million, eighty-one thousand, eight hundred eighty-four".