99158926144 has 42 divisors (see below), whose sum is σ = 197194978482. Its totient is φ = 49472121600.

The previous prime is 99158926127. The next prime is 99158926183. The reversal of 99158926144 is 44162985199.

It can be written as a sum of positive squares in only one way, i.e., 93758440000 + 5400486144 = 306200^2 + 73488^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64766659 + ... + 64768189.

Almost surely, 2^99158926144 is an apocalyptic number.

It is an amenable number.

99158926144 is a deficient number, since it is larger than the sum of its proper divisors (98036052338).

99158926144 is an frugal number, since it uses more digits than its factorization.

99158926144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735 (or 2194 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 58.

The spelling of 99158926144 in words is "ninety-nine billion, one hundred fifty-eight million, nine hundred twenty-six thousand, one hundred forty-four".