56525663 has 4 divisors (see below), whose sum is σ = 59850720. Its totient is φ = 53200608.

The previous prime is 56525657. The next prime is 56525671. The reversal of 56525663 is 36652565.

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

It is a cyclic number.

It is not a de Polignac number, because 56525663 - 2¹² = 56521567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56525633) 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, 1662503 + ... + 1662536.

It is an arithmetic number, because the mean of its divisors is an integer number (14962680).

Almost surely, 2^56525663 is an apocalyptic number.

56525663 is a deficient number, since it is larger than the sum of its proper divisors (3325057).

56525663 is a wasteful number, since it uses less digits than its factorization.

56525663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325056.

The product of its digits is 162000, while the sum is 38.

The square root of 56525663 is about 7518.3550727536. The cubic root of 56525663 is about 383.7796021685.

The spelling of 56525663 in words is "fifty-six million, five hundred twenty-five thousand, six hundred sixty-three".