9930923568 has 80 divisors (see below), whose sum is σ = 29200735200. Its totient is φ = 3229562880.

The previous prime is 9930923557. The next prime is 9930923593. The reversal of 9930923568 is 8653290399.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262633 + ... + 298056.

It is an arithmetic number, because the mean of its divisors is an integer number (365009190).

Almost surely, 2^9930923568 is an apocalyptic number.

It is an amenable number.

9930923568 is an abundant number, since it is smaller than the sum of its proper divisors (19269811632).

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

9930923568 is a wasteful number, since it uses less digits than its factorization.

9930923568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560747 (or 560735 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 54.

The square root of 9930923568 is about 99654.0193268691. The cubic root of 9930923568 is about 2149.4625350606.

The spelling of 9930923568 in words is "nine billion, nine hundred thirty million, nine hundred twenty-three thousand, five hundred sixty-eight".