9928507315 has 32 divisors (see below), whose sum is σ = 12616067520. Its totient is φ = 7492300800.

The previous prime is 9928507291. The next prime is 9928507363. The reversal of 9928507315 is 5137058299.

It is not a de Polignac number, because 9928507315 - 2¹¹ = 9928505267 is a prime.

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, 731067 + ... + 744523.

It is an arithmetic number, because the mean of its divisors is an integer number (394252110).

Almost surely, 2^9928507315 is an apocalyptic number.

9928507315 is a deficient number, since it is larger than the sum of its proper divisors (2687560205).

9928507315 is a wasteful number, since it uses less digits than its factorization.

9928507315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13623.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 9928507315 is about 99641.8953804071. The cubic root of 9928507315 is about 2149.2881952309.

The spelling of 9928507315 in words is "nine billion, nine hundred twenty-eight million, five hundred seven thousand, three hundred fifteen".