56446917698 has 8 divisors (see below), whose sum is σ = 84671502780. Its totient is φ = 28223083440.

The previous prime is 56446917679. The next prime is 56446917743. The reversal of 56446917698 is 89671964465.

56446917698 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 2 ways, for example, as 56436178969 + 10738729 = 237563^2 + 3277^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72248 + ... + 343676.

Almost surely, 2^56446917698 is an apocalyptic number.

56446917698 is a deficient number, since it is larger than the sum of its proper divisors (28224585082).

56446917698 is a wasteful number, since it uses less digits than its factorization.

56446917698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375412.

The product of its digits is 78382080, while the sum is 65.

The spelling of 56446917698 in words is "fifty-six billion, four hundred forty-six million, nine hundred seventeen thousand, six hundred ninety-eight".