99620490928 has 40 divisors (see below), whose sum is σ = 221941572608. Its totient is φ = 42432558912.

The previous prime is 99620490919. The next prime is 99620490979. The reversal of 99620490928 is 82909402699.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2710176 + ... + 2746687.

Almost surely, 2^99620490928 is an apocalyptic number.

It is an amenable number.

99620490928 is an abundant number, since it is smaller than the sum of its proper divisors (122321081680).

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

99620490928 is a wasteful number, since it uses less digits than its factorization.

99620490928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5457041 (or 5457035 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 58.

The spelling of 99620490928 in words is "ninety-nine billion, six hundred twenty million, four hundred ninety thousand, nine hundred twenty-eight".