13765022764 has 24 divisors (see below), whose sum is σ = 24228898848. Its totient is φ = 6842532480.

The previous prime is 13765022749. The next prime is 13765022779. The reversal of 13765022764 is 46722056731.

It is an interprime number because it is at equal distance from previous prime (13765022749) and next prime (13765022779).

It is a self number, because there is not a number n which added to its sum of digits gives 13765022764.

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, 1210224 + ... + 1221544.

It is an arithmetic number, because the mean of its divisors is an integer number (1009537452).

Almost surely, 2^13765022764 is an apocalyptic number.

It is an amenable number.

13765022764 is a deficient number, since it is larger than the sum of its proper divisors (10463876084).

13765022764 is a wasteful number, since it uses less digits than its factorization.

13765022764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065 (or 13063 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 13765022764 in words is "thirteen billion, seven hundred sixty-five million, twenty-two thousand, seven hundred sixty-four".