99279672008 has 32 divisors (see below), whose sum is σ = 203406716160. Its totient is φ = 45052754880.

The previous prime is 99279672001. The next prime is 99279672031. The reversal of 99279672008 is 80027697299.

It is not an unprimeable number, because it can be changed into a prime (99279672001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875891 + ... + 982722.

It is an arithmetic number, because the mean of its divisors is an integer number (6356459880).

Almost surely, 2^99279672008 is an apocalyptic number.

It is an amenable number.

99279672008 is an abundant number, since it is smaller than the sum of its proper divisors (104127044152).

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

99279672008 is a wasteful number, since it uses less digits than its factorization.

99279672008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859237 (or 1859233 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 59.

The spelling of 99279672008 in words is "ninety-nine billion, two hundred seventy-nine million, six hundred seventy-two thousand, eight".