38777664807336 has 128 divisors (see below), whose sum is σ = 119329477344000. Its totient is φ = 10225911951360.

The previous prime is 38777664807311. The next prime is 38777664807337. The reversal of 38777664807336 is 63370846677783.

It is not an unprimeable number, because it can be changed into a prime (38777664807337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18258640 + ... + 20271488.

It is an arithmetic number, because the mean of its divisors is an integer number (932261541750).

Almost surely, 2^{38777664807336} is an apocalyptic number.

It is an amenable number.

38777664807336 is an abundant number, since it is smaller than the sum of its proper divisors (80551812536664).

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

38777664807336 is a wasteful number, since it uses less digits than its factorization.

38777664807336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021699 (or 2021695 counting only the distinct ones).

The product of its (nonzero) digits is 3584673792, while the sum is 75.

The spelling of 38777664807336 in words is "thirty-eight trillion, seven hundred seventy-seven billion, six hundred sixty-four million, eight hundred seven thousand, three hundred thirty-six".