380891402896 has 15 divisors (see below), whose sum is σ = 737981876163. Its totient is φ = 190444467120.

The previous prime is 380891402869. The next prime is 380891402951. The reversal of 380891402896 is 698204198083.

The square root of 380891402896 is 617164.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 380891402896.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2391511 + ... + 2545801.

Almost surely, 2^380891402896 is an apocalyptic number.

380891402896 is the 617164-th square number.

It is an amenable number.

380891402896 is a deficient number, since it is larger than the sum of its proper divisors (357090473267).

380891402896 is an frugal number, since it uses more digits than its factorization.

380891402896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308590 (or 154293 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 58.

The spelling of 380891402896 in words is "three hundred eighty billion, eight hundred ninety-one million, four hundred two thousand, eight hundred ninety-six".