380787726400 has 63 divisors (see below), whose sum is σ = 937036539309. Its totient is φ = 152305217280.

The previous prime is 380787726383. The next prime is 380787726433. The reversal of 380787726400 is 4627787083.

The square root of 380787726400 is 617080.

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

It can be written as a sum of positive squares in only one way, i.e., 137083581504 + 243704144896 = 370248^2 + 493664^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24675487 + ... + 24690913.

Almost surely, 2^380787726400 is an apocalyptic number.

380787726400 is the 617080-th square number.

It is an amenable number.

380787726400 is an abundant number, since it is smaller than the sum of its proper divisors (556248812909).

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

380787726400 is an frugal number, since it uses more digits than its factorization.

380787726400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30876 (or 15434 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 52.

The spelling of 380787726400 in words is "three hundred eighty billion, seven hundred eighty-seven million, seven hundred twenty-six thousand, four hundred".