99558970156 has 12 divisors (see below), whose sum is σ = 175201540920. Its totient is φ = 49501387040.

The previous prime is 99558970109. The next prime is 99558970229. The reversal of 99558970156 is 65107985599.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69523705 + ... + 69525136.

It is an arithmetic number, because the mean of its divisors is an integer number (14600128410).

Almost surely, 2^99558970156 is an apocalyptic number.

It is an amenable number.

99558970156 is a deficient number, since it is larger than the sum of its proper divisors (75642570764).

99558970156 is a wasteful number, since it uses less digits than its factorization.

99558970156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139049024 (or 139049022 counting only the distinct ones).

The product of its (nonzero) digits is 30618000, while the sum is 64.

The spelling of 99558970156 in words is "ninety-nine billion, five hundred fifty-eight million, nine hundred seventy thousand, one hundred fifty-six".