56404979794 has 8 divisors (see below), whose sum is σ = 85678450560. Its totient is φ = 27845496276.

The previous prime is 56404979777. The next prime is 56404979803. The reversal of 56404979794 is 49797940465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178496614 + ... + 178496929.

It is an arithmetic number, because the mean of its divisors is an integer number (10709806320).

Almost surely, 2^56404979794 is an apocalyptic number.

56404979794 is a deficient number, since it is larger than the sum of its proper divisors (29273470766).

56404979794 is a wasteful number, since it uses less digits than its factorization.

56404979794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356993624.

The product of its (nonzero) digits is 68584320, while the sum is 64.

The spelling of 56404979794 in words is "fifty-six billion, four hundred four million, nine hundred seventy-nine thousand, seven hundred ninety-four".