3856764757492 has 12 divisors (see below), whose sum is σ = 6749448170080. Its totient is φ = 1928350994616.

The previous prime is 3856764757487. The next prime is 3856764757537. The reversal of 3856764757492 is 2947574676583.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7568442 + ... + 8061937.

Almost surely, 2^{3856764757492} is an apocalyptic number.

It is an amenable number.

3856764757492 is a deficient number, since it is larger than the sum of its proper divisors (2892683412588).

3856764757492 is a wasteful number, since it uses less digits than its factorization.

3856764757492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15692070 (or 15692068 counting only the distinct ones).

The product of its digits is 2133734400, while the sum is 73.

The spelling of 3856764757492 in words is "three trillion, eight hundred fifty-six billion, seven hundred sixty-four million, seven hundred fifty-seven thousand, four hundred ninety-two".