3880391474436 has 24 divisors (see below), whose sum is σ = 9058290716160. Its totient is φ = 1292886118752.

The previous prime is 3880391474429. The next prime is 3880391474507. The reversal of 3880391474436 is 6344741930883.

It is a self number, because there is not a number n which added to its sum of digits gives 3880391474436.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72185271 + ... + 72239006.

It is an arithmetic number, because the mean of its divisors is an integer number (377428779840).

Almost surely, 2^{3880391474436} is an apocalyptic number.

It is an amenable number.

3880391474436 is an abundant number, since it is smaller than the sum of its proper divisors (5177899241724).

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

3880391474436 is a wasteful number, since it uses less digits than its factorization.

3880391474436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144426523 (or 144426521 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 60.

The spelling of 3880391474436 in words is "three trillion, eight hundred eighty billion, three hundred ninety-one million, four hundred seventy-four thousand, four hundred thirty-six".