99128968602 has 32 divisors (see below), whose sum is σ = 203116564224. Its totient is φ = 32233401600.

The previous prime is 99128968573. The next prime is 99128968619. The reversal of 99128968602 is 20686982199.

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, 2909727 + ... + 2943597.

It is an arithmetic number, because the mean of its divisors is an integer number (6347392632).

Almost surely, 2^99128968602 is an apocalyptic number.

99128968602 is an abundant number, since it is smaller than the sum of its proper divisors (103987595622).

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

99128968602 is a wasteful number, since it uses less digits than its factorization.

99128968602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45814.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The spelling of 99128968602 in words is "ninety-nine billion, one hundred twenty-eight million, nine hundred sixty-eight thousand, six hundred two".