56984013990 has 48 divisors (see below), whose sum is σ = 148213962000. Its totient is φ = 15190042176.

The previous prime is 56984013967. The next prime is 56984014033. The reversal of 56984013990 is 9931048965.

56984013990 is a `hidden beast` number, since 569 + 8 + 40 + 1 + 39 + 9 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125616 + ... + 360204.

It is an arithmetic number, because the mean of its divisors is an integer number (3087790875).

Almost surely, 2^56984013990 is an apocalyptic number.

56984013990 is an abundant number, since it is smaller than the sum of its proper divisors (91229948010).

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

56984013990 is a wasteful number, since it uses less digits than its factorization.

56984013990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237301 (or 237298 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 56984013990 in words is "fifty-six billion, nine hundred eighty-four million, thirteen thousand, nine hundred ninety".