56404074016 has 24 divisors (see below), whose sum is σ = 111103089804. Its totient is φ = 28187416320.

The previous prime is 56404073981. The next prime is 56404074119. The reversal of 56404074016 is 61047040465.

It can be written as a sum of positive squares in 2 ways, for example, as 52077065616 + 4327008400 = 228204^2 + 65780^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394075 + ... + 517786.

Almost surely, 2^56404074016 is an apocalyptic number.

It is an amenable number.

56404074016 is a deficient number, since it is larger than the sum of its proper divisors (54699015788).

56404074016 is a wasteful number, since it uses less digits than its factorization.

56404074016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913804 (or 913796 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 56404074016 in words is "fifty-six billion, four hundred four million, seventy-four thousand, sixteen".