9913625240 has 32 divisors (see below), whose sum is σ = 22351502880. Its totient is φ = 3957299712.

The previous prime is 9913625219. The next prime is 9913625251. The reversal of 9913625240 is 425263199.

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, 234977 + ... + 273936.

It is an arithmetic number, because the mean of its divisors is an integer number (698484465).

Almost surely, 2^9913625240 is an apocalyptic number.

It is an amenable number.

9913625240 is an abundant number, since it is smaller than the sum of its proper divisors (12437877640).

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

9913625240 is a wasteful number, since it uses less digits than its factorization.

9913625240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509411 (or 509407 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 9913625240 is about 99567.1895756830. The cubic root of 9913625240 is about 2148.2137852220.

The spelling of 9913625240 in words is "nine billion, nine hundred thirteen million, six hundred twenty-five thousand, two hundred forty".