380402851477 has 16 divisors (see below), whose sum is σ = 424444522752. Its totient is φ = 337959659520.

The previous prime is 380402851417. The next prime is 380402851481. The reversal of 380402851477 is 774158204083.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-380402851477 is a prime.

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 380402851477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380402851417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198708 + ... + 894589.

It is an arithmetic number, because the mean of its divisors is an integer number (26527782672).

Almost surely, 2^380402851477 is an apocalyptic number.

It is an amenable number.

380402851477 is a deficient number, since it is larger than the sum of its proper divisors (44041671275).

380402851477 is a wasteful number, since it uses less digits than its factorization.

380402851477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094028.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 380402851477 in words is "three hundred eighty billion, four hundred two million, eight hundred fifty-one thousand, four hundred seventy-seven".