5656551172 has 12 divisors (see below), whose sum is σ = 9899524096. Its totient is φ = 2828115720.

The previous prime is 5656551163. The next prime is 5656551209. The reversal of 5656551172 is 2711556565.

It is a super-2 number, since 2×5656551172² = 63993142322909147168, which contains 22 as substring.

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, 78973 + ... + 132475.

Almost surely, 2^5656551172 is an apocalyptic number.

It is an amenable number.

5656551172 is a deficient number, since it is larger than the sum of its proper divisors (4242972924).

5656551172 is a wasteful number, since it uses less digits than its factorization.

5656551172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79938 (or 79936 counting only the distinct ones).

The product of its digits is 315000, while the sum is 43.

The square root of 5656551172 is about 75210.0470150099. The cubic root of 5656551172 is about 1781.7656145697.

The spelling of 5656551172 in words is "five billion, six hundred fifty-six million, five hundred fifty-one thousand, one hundred seventy-two".