79525563 has 16 divisors (see below), whose sum is σ = 114379776. Its totient is φ = 48857760.

The previous prime is 79525549. The next prime is 79525573. The reversal of 79525563 is 36552597.

It is not a de Polignac number, because 79525563 - 2⁵ = 79525531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79525573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29398 + ... + 31988.

It is an arithmetic number, because the mean of its divisors is an integer number (7148736).

Almost surely, 2^79525563 is an apocalyptic number.

79525563 is a deficient number, since it is larger than the sum of its proper divisors (34854213).

79525563 is a wasteful number, since it uses less digits than its factorization.

79525563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394.

The product of its digits is 283500, while the sum is 42.

The square root of 79525563 is about 8917.7106367049. The cubic root of 79525563 is about 430.0334623319.

The spelling of 79525563 in words is "seventy-nine million, five hundred twenty-five thousand, five hundred sixty-three".