56565656498 has 8 divisors (see below), whose sum is σ = 91375291308. Its totient is φ = 26107226064.

The previous prime is 56565656467. The next prime is 56565656527. The reversal of 56565656498 is 89465656565.

It can be written as a sum of positive squares in 2 ways, for example, as 47774156329 + 8791500169 = 218573^2 + 93763^2 .

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, 1087801061 + ... + 1087801112.

Almost surely, 2^56565656498 is an apocalyptic number.

56565656498 is a deficient number, since it is larger than the sum of its proper divisors (34809634810).

56565656498 is a wasteful number, since it uses less digits than its factorization.

56565656498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175602188.

The product of its digits is 233280000, while the sum is 65.

The spelling of 56565656498 in words is "fifty-six billion, five hundred sixty-five million, six hundred fifty-six thousand, four hundred ninety-eight".