5906639904 has 48 divisors (see below), whose sum is σ = 16914471840. Its totient is φ = 1789890560.

The previous prime is 5906639903. The next prime is 5906639909. The reversal of 5906639904 is 4099366095.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (5906639903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2795649 + ... + 2797760.

It is an arithmetic number, because the mean of its divisors is an integer number (352384830).

Almost surely, 2^5906639904 is an apocalyptic number.

It is an amenable number.

5906639904 is an abundant number, since it is smaller than the sum of its proper divisors (11007831936).

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

5906639904 is a wasteful number, since it uses less digits than its factorization.

5906639904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593433 (or 5593425 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 51.

The square root of 5906639904 is about 76854.6674184464. The cubic root of 5906639904 is about 1807.6464739380.

The spelling of 5906639904 in words is "five billion, nine hundred six million, six hundred thirty-nine thousand, nine hundred four".