652577656 has 16 divisors (see below), whose sum is σ = 1223890200. Its totient is φ = 326206944.

The previous prime is 652577647. The next prime is 652577677. The reversal of 652577656 is 656775256.

It is a super-2 number, since 2×652577656² = 851715194220908672, which contains 22 as substring.

It is a congruent number.

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, 35826 + ... + 50878.

Almost surely, 2^652577656 is an apocalyptic number.

It is an amenable number.

652577656 is a deficient number, since it is larger than the sum of its proper divisors (571312544).

652577656 is a wasteful number, since it uses less digits than its factorization.

652577656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20478 (or 20474 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 49.

The square root of 652577656 is about 25545.5995427784. The cubic root of 652577656 is about 867.3826547475.

The spelling of 652577656 in words is "six hundred fifty-two million, five hundred seventy-seven thousand, six hundred fifty-six".