99901836124 has 12 divisors (see below), whose sum is σ = 174830803504. Its totient is φ = 49950177984.

The previous prime is 99901836121. The next prime is 99901836169. The reversal of 99901836124 is 42163810999.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99901836121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214612 + ... + 495844.

Almost surely, 2^99901836124 is an apocalyptic number.

It is an amenable number.

99901836124 is a deficient number, since it is larger than the sum of its proper divisors (74928967380).

99901836124 is a wasteful number, since it uses less digits than its factorization.

99901836124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370044 (or 370042 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 52.

The spelling of 99901836124 in words is "ninety-nine billion, nine hundred one million, eight hundred thirty-six thousand, one hundred twenty-four".