9902579164 has 12 divisors (see below), whose sum is σ = 17330266800. Its totient is φ = 4951074368.

The previous prime is 9902579123. The next prime is 9902579171. The reversal of 9902579164 is 4619752099.

It is a super-2 number, since 2×9902579164² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96177 + ... + 170455.

It is an arithmetic number, because the mean of its divisors is an integer number (1444188900).

Almost surely, 2^9902579164 is an apocalyptic number.

It is an amenable number.

9902579164 is a deficient number, since it is larger than the sum of its proper divisors (7427687636).

9902579164 is a wasteful number, since it uses less digits than its factorization.

9902579164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107612 (or 107610 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 52.

The square root of 9902579164 is about 99511.7036533894. The cubic root of 9902579164 is about 2147.4156193662.

The spelling of 9902579164 in words is "nine billion, nine hundred two million, five hundred seventy-nine thousand, one hundred sixty-four".