38497564000 has 192 divisors, whose sum is σ = 109179487872. Its totient is φ = 13067520000.

The previous prime is 38497563997. The next prime is 38497564051. The reversal of 38497564000 is 46579483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2821194 + ... + 2834806.

It is an arithmetic number, because the mean of its divisors is an integer number (568643166).

Almost surely, 2^38497564000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38497564000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54589743936).

38497564000 is an abundant number, since it is smaller than the sum of its proper divisors (70681923872).

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

38497564000 is a wasteful number, since it uses less digits than its factorization.

38497564000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13746 (or 13728 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 38497564000 in words is "thirty-eight billion, four hundred ninety-seven million, five hundred sixty-four thousand".