2765959664 has 40 divisors (see below), whose sum is σ = 5780536272. Its totient is φ = 1274549760.

The previous prime is 2765959627. The next prime is 2765959697. The reversal of 2765959664 is 4669595672.

2765959664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 123404 + ... + 144084.

Almost surely, 2^2765959664 is an apocalyptic number.

It is an amenable number.

2765959664 is an abundant number, since it is smaller than the sum of its proper divisors (3014576608).

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

2765959664 is a wasteful number, since it uses less digits than its factorization.

2765959664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21345 (or 21339 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 59.

The square root of 2765959664 is about 52592.3916930957. The cubic root of 2765959664 is about 1403.7247182848.

The spelling of 2765959664 in words is "two billion, seven hundred sixty-five million, nine hundred fifty-nine thousand, six hundred sixty-four".