38965726779264 has 96 divisors (see below), whose sum is σ = 113663937129600. Its totient is φ = 12810649872384.

The previous prime is 38965726779241. The next prime is 38965726779311. The reversal of 38965726779264 is 46297762756983.

38965726779264 is a `hidden beast` number, since 3 + 8 + 96 + 5 + 7 + 267 + 7 + 9 + 264 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231589984 + ... + 231758175.

It is an arithmetic number, because the mean of its divisors is an integer number (1183999345100).

Almost surely, 2^{38965726779264} is an apocalyptic number.

It is an amenable number.

38965726779264 is an abundant number, since it is smaller than the sum of its proper divisors (74698210350336).

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

38965726779264 is a wasteful number, since it uses less digits than its factorization.

38965726779264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463348252 (or 463348237 counting only the distinct ones).

The product of its digits is 11522165760, while the sum is 81.

The spelling of 38965726779264 in words is "thirty-eight trillion, nine hundred sixty-five billion, seven hundred twenty-six million, seven hundred seventy-nine thousand, two hundred sixty-four".