79083771465 has 32 divisors (see below), whose sum is σ = 127032946560. Its totient is φ = 42011956224.

The previous prime is 79083771449. The next prime is 79083771467. The reversal of 79083771465 is 56417738097.

It is a happy number.

It is not a de Polignac number, because 79083771465 - 2⁴ = 79083771449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (79083771467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5598942 + ... + 5613048.

It is an arithmetic number, because the mean of its divisors is an integer number (3969779580).

Almost surely, 2^79083771465 is an apocalyptic number.

It is an amenable number.

79083771465 is a deficient number, since it is larger than the sum of its proper divisors (47949175095).

79083771465 is a wasteful number, since it uses less digits than its factorization.

79083771465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15561.

The product of its (nonzero) digits is 8890560, while the sum is 57.

The spelling of 79083771465 in words is "seventy-nine billion, eighty-three million, seven hundred seventy-one thousand, four hundred sixty-five".