56201563 has 12 divisors (see below), whose sum is σ = 64712088. Its totient is φ = 48399840.

The previous prime is 56201533. The next prime is 56201573. The reversal of 56201563 is 36510265.

It is a de Polignac number, because none of the positive numbers 2^k-56201563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56201503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3106 + ... + 11047.

It is an arithmetic number, because the mean of its divisors is an integer number (5392674).

Almost surely, 2^56201563 is an apocalyptic number.

56201563 is a deficient number, since it is larger than the sum of its proper divisors (8510525).

56201563 is a wasteful number, since it uses less digits than its factorization.

56201563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14202 (or 14183 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56201563 is about 7496.7701712137. The cubic root of 56201563 is about 383.0447061549.

The spelling of 56201563 in words is "fifty-six million, two hundred one thousand, five hundred sixty-three".