79965711 has 48 divisors (see below), whose sum is σ = 139636224. Its totient is φ = 44781984.

The previous prime is 79965707. The next prime is 79965713. The reversal of 79965711 is 11756997.

79965711 is a `hidden beast` number, since 79 + 9 + 6 + 571 + 1 = 666.

It is not a de Polignac number, because 79965711 - 2² = 79965707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79965713) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89710 + ... + 90596.

It is an arithmetic number, because the mean of its divisors is an integer number (2909088).

Almost surely, 2^79965711 is an apocalyptic number.

79965711 is a deficient number, since it is larger than the sum of its proper divisors (59670513).

79965711 is an equidigital number, since it uses as much as digits as its factorization.

79965711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962 (or 950 counting only the distinct ones).

The product of its digits is 119070, while the sum is 45.

The square root of 79965711 is about 8942.3548911906. The cubic root of 79965711 is about 430.8253680331.

The spelling of 79965711 in words is "seventy-nine million, nine hundred sixty-five thousand, seven hundred eleven".