99040219800 has 96 divisors (see below), whose sum is σ = 316928762880. Its totient is φ = 25558761600.

The previous prime is 99040219781. The next prime is 99040219801. The reversal of 99040219800 is 891204099.

It is a hoax number, since the sum of its digits (42) 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 (99040219801) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2643772 + ... + 2680971.

It is an arithmetic number, because the mean of its divisors is an integer number (3301341280).

Almost surely, 2^99040219800 is an apocalyptic number.

It is an amenable number.

99040219800 is an abundant number, since it is smaller than the sum of its proper divisors (217888543080).

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

99040219800 is a wasteful number, since it uses less digits than its factorization.

99040219800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324793 (or 5324784 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 99040219800 in words is "ninety-nine billion, forty million, two hundred nineteen thousand, eight hundred".