556966064 has 20 divisors (see below), whose sum is σ = 1079518704. Its totient is φ = 278380608.

The previous prime is 556966063. The next prime is 556966079. The reversal of 556966064 is 460669655.

It is a happy number.

It is a super-2 number, since 2×556966064² = 620422392895304192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (556966063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58229 + ... + 67115.

Almost surely, 2^556966064 is an apocalyptic number.

It is an amenable number.

556966064 is a deficient number, since it is larger than the sum of its proper divisors (522552640).

556966064 is a wasteful number, since it uses less digits than its factorization.

556966064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12812 (or 12806 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 47.

The square root of 556966064 is about 23600.1284742266. The cubic root of 556966064 is about 822.7658260704.

The spelling of 556966064 in words is "five hundred fifty-six million, nine hundred sixty-six thousand, sixty-four".