380364405558 has 32 divisors (see below), whose sum is σ = 764615385600. Its totient is φ = 126142017120.

The previous prime is 380364405539. The next prime is 380364405613. The reversal of 380364405558 is 855504463083.

It is a super-3 number, since 3×380364405558³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 380364405558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721893 + ... + 1132191.

It is an arithmetic number, because the mean of its divisors is an integer number (23894230800).

Almost surely, 2^380364405558 is an apocalyptic number.

380364405558 is an abundant number, since it is smaller than the sum of its proper divisors (384250980042).

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

380364405558 is a wasteful number, since it uses less digits than its factorization.

380364405558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411092.

The product of its (nonzero) digits is 6912000, while the sum is 51.

The spelling of 380364405558 in words is "three hundred eighty billion, three hundred sixty-four million, four hundred five thousand, five hundred fifty-eight".