56670579506 has 16 divisors (see below), whose sum is σ = 88050936600. Its totient is φ = 27322796928.

The previous prime is 56670579461. The next prime is 56670579571. The reversal of 56670579506 is 60597507665.

It is a happy number.

56670579506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 28667569225 + 28003010281 = 169315^2 + 167341^2 .

It is a Curzon 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, 587171 + ... + 676838.

Almost surely, 2^56670579506 is an apocalyptic number.

56670579506 is a deficient number, since it is larger than the sum of its proper divisors (31380357094).

56670579506 is a wasteful number, since it uses less digits than its factorization.

56670579506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264813.

The product of its (nonzero) digits is 11907000, while the sum is 56.

The spelling of 56670579506 in words is "fifty-six billion, six hundred seventy million, five hundred seventy-nine thousand, five hundred six".