3880432641 has 16 divisors (see below), whose sum is σ = 5209843968. Its totient is φ = 2569050000.

The previous prime is 3880432639. The next prime is 3880432693. The reversal of 3880432641 is 1462340883.

It is a happy number.

It is not a de Polignac number, because 3880432641 - 2¹ = 3880432639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3880432641.

It is not an unprimeable number, because it can be changed into a prime (3880432601) 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, 253866 + ... + 268716.

It is an arithmetic number, because the mean of its divisors is an integer number (325615248).

Almost surely, 2^3880432641 is an apocalyptic number.

It is an amenable number.

3880432641 is a deficient number, since it is larger than the sum of its proper divisors (1329411327).

3880432641 is a wasteful number, since it uses less digits than its factorization.

3880432641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15452.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 3880432641 is about 62293.1187291181. The cubic root of 3880432641 is about 1571.4240046554.

The spelling of 3880432641 in words is "three billion, eight hundred eighty million, four hundred thirty-two thousand, six hundred forty-one".