38890995264 has 441 divisors, whose sum is σ = 128734570699. Its totient is φ = 11643160320.

The previous prime is 38890995257. The next prime is 38890995271. The reversal of 38890995264 is 46259909883.

The square root of 38890995264 is 197208.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (38890995257) and next prime (38890995271).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 468566167 + ... + 468566249.

Almost surely, 2^38890995264 is an apocalyptic number.

38890995264 is the 197208-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38890995264

38890995264 is an abundant number, since it is smaller than the sum of its proper divisors (89843575435).

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

38890995264 is an frugal number, since it uses more digits than its factorization.

38890995264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 63.

The spelling of 38890995264 in words is "thirty-eight billion, eight hundred ninety million, nine hundred ninety-five thousand, two hundred sixty-four".