99137926288 has 20 divisors (see below), whose sum is σ = 192140214268. Its totient is φ = 49553354880.

The previous prime is 99137926211. The next prime is 99137926297. The reversal of 99137926288 is 88262973199.

It can be written as a sum of positive squares in 2 ways, for example, as 34912175104 + 64225751184 = 186848^2 + 253428^2 .

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, 923031 + ... + 1024822.

Almost surely, 2^99137926288 is an apocalyptic number.

It is an amenable number.

99137926288 is a deficient number, since it is larger than the sum of its proper divisors (93002287980).

99137926288 is a wasteful number, since it uses less digits than its factorization.

99137926288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951042 (or 1951036 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 64.

The spelling of 99137926288 in words is "ninety-nine billion, one hundred thirty-seven million, nine hundred twenty-six thousand, two hundred eighty-eight".