3881099904 has 256 divisors, whose sum is σ = 12167539200. Its totient is φ = 1083248640.

The previous prime is 3881099897. The next prime is 3881099933. The reversal of 3881099904 is 4099901883.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2968819 + ... + 2970125.

It is an arithmetic number, because the mean of its divisors is an integer number (47529450).

Almost surely, 2^3881099904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3881099904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6083769600).

3881099904 is an abundant number, since it is smaller than the sum of its proper divisors (8286439296).

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

3881099904 is a wasteful number, since it uses less digits than its factorization.

3881099904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 3881099904 is about 62298.4743312386. The cubic root of 3881099904 is about 1571.5140713306.

The spelling of 3881099904 in words is "three billion, eight hundred eighty-one million, ninety-nine thousand, nine hundred four".