56562563 has 6 divisors (see below), whose sum is σ = 59696604. Its totient is φ = 53585244.

The previous prime is 56562551. The next prime is 56562577. The reversal of 56562563 is 36526565.

It is not a de Polignac number, because 56562563 - 2¹⁶ = 56497027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56562463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77981 + ... + 78702.

It is an arithmetic number, because the mean of its divisors is an integer number (9949434).

Almost surely, 2^56562563 is an apocalyptic number.

56562563 is a deficient number, since it is larger than the sum of its proper divisors (3134041).

56562563 is a wasteful number, since it uses less digits than its factorization.

56562563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156721 (or 156702 counting only the distinct ones).

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

The square root of 56562563 is about 7520.8086666262. The cubic root of 56562563 is about 383.8630945514.

The spelling of 56562563 in words is "fifty-six million, five hundred sixty-two thousand, five hundred sixty-three".