7965949776 has 40 divisors (see below), whose sum is σ = 20585911584. Its totient is φ = 2654386560.

The previous prime is 7965949769. The next prime is 7965949781. The reversal of 7965949776 is 6779495697.

It is a self number, because there is not a number n which added to its sum of digits gives 7965949776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116970 + ... + 172086.

Almost surely, 2^7965949776 is an apocalyptic number.

It is an amenable number.

7965949776 is an abundant number, since it is smaller than the sum of its proper divisors (12619961808).

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

7965949776 is a wasteful number, since it uses less digits than its factorization.

7965949776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58139 (or 58133 counting only the distinct ones).

The product of its digits is 180033840, while the sum is 69.

The square root of 7965949776 is about 89252.1695870750. The cubic root of 7965949776 is about 1997.1584460308.

The spelling of 7965949776 in words is "seven billion, nine hundred sixty-five million, nine hundred forty-nine thousand, seven hundred seventy-six".