56651552 has 24 divisors (see below), whose sum is σ = 112160412. Its totient is φ = 28166400.

The previous prime is 56651549. The next prime is 56651561. The reversal of 56651552 is 25515665.

It can be written as a sum of positive squares in 2 ways, for example, as 49056016 + 7595536 = 7004^2 + 2756^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902 + ... + 10682.

Almost surely, 2^56651552 is an apocalyptic number.

It is an amenable number.

56651552 is a deficient number, since it is larger than the sum of its proper divisors (55508860).

56651552 is a wasteful number, since it uses less digits than its factorization.

56651552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9972 (or 9964 counting only the distinct ones).

The product of its digits is 45000, while the sum is 35.

The square root of 56651552 is about 7526.7225271030. The cubic root of 56651552 is about 384.0642976823.

The spelling of 56651552 in words is "fifty-six million, six hundred fifty-one thousand, five hundred fifty-two".