965491808994 has 12 divisors (see below), whose sum is σ = 2091898919526. Its totient is φ = 321830602992.

The previous prime is 965491808959. The next prime is 965491808999. The reversal of 965491808994 is 499808194569.

It can be written as a sum of positive squares in only one way, i.e., 920039700969 + 45452108025 = 959187^2 + 213195^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (965491808999) 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, 26819216899 + ... + 26819216934.

Almost surely, 2^965491808994 is an apocalyptic number.

965491808994 is an abundant number, since it is smaller than the sum of its proper divisors (1126407110532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

965491808994 is a wasteful number, since it uses less digits than its factorization.

965491808994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53638433841 (or 53638433838 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 72.

The spelling of 965491808994 in words is "nine hundred sixty-five billion, four hundred ninety-one million, eight hundred eight thousand, nine hundred ninety-four".