56633755 has 4 divisors (see below), whose sum is σ = 67960512. Its totient is φ = 45307000.

The previous prime is 56633747. The next prime is 56633767. The reversal of 56633755 is 55733665.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56633755 - 2³ = 56633747 is a prime.

It is a Duffinian 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, 5663371 + ... + 5663380.

It is an arithmetic number, because the mean of its divisors is an integer number (16990128).

Almost surely, 2^56633755 is an apocalyptic number.

56633755 is a deficient number, since it is larger than the sum of its proper divisors (11326757).

56633755 is a wasteful number, since it uses less digits than its factorization.

56633755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11326756.

The product of its digits is 283500, while the sum is 40.

The square root of 56633755 is about 7525.5401799472. The cubic root of 56633755 is about 384.0240757293.

The spelling of 56633755 in words is "fifty-six million, six hundred thirty-three thousand, seven hundred fifty-five".