9959390904 has 32 divisors (see below), whose sum is σ = 24940080000. Its totient is φ = 3314249952.

The previous prime is 9959390897. The next prime is 9959390921. The reversal of 9959390904 is 4090939599.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332014 + ... + 360765.

It is an arithmetic number, because the mean of its divisors is an integer number (779377500).

Almost surely, 2^9959390904 is an apocalyptic number.

It is an amenable number.

9959390904 is an abundant number, since it is smaller than the sum of its proper divisors (14980689096).

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

9959390904 is a wasteful number, since it uses less digits than its factorization.

9959390904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693387 (or 693383 counting only the distinct ones).

The product of its (nonzero) digits is 3542940, while the sum is 57.

The square root of 9959390904 is about 99796.7479630474. The cubic root of 9959390904 is about 2151.5144119571.

The spelling of 9959390904 in words is "nine billion, nine hundred fifty-nine million, three hundred ninety thousand, nine hundred four".