380989532155 has 8 divisors (see below), whose sum is σ = 457299217584. Its totient is φ = 304717106400.

The previous prime is 380989532149. The next prime is 380989532213. The reversal of 380989532155 is 551235989083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380989532155 - 2¹³ = 380989523963 is a prime.

It is a super-2 number, since 2×380989532155² (a number of 24 digits) contains 22 as substring.

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 380989532155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9292416 + ... + 9333325.

It is an arithmetic number, because the mean of its divisors is an integer number (57162402198).

Almost surely, 2^380989532155 is an apocalyptic number.

380989532155 is a deficient number, since it is larger than the sum of its proper divisors (76309685429).

380989532155 is a wasteful number, since it uses less digits than its factorization.

380989532155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18629837.

The product of its (nonzero) digits is 11664000, while the sum is 58.

The spelling of 380989532155 in words is "three hundred eighty billion, nine hundred eighty-nine million, five hundred thirty-two thousand, one hundred fifty-five".