99950041998 has 48 divisors (see below), whose sum is σ = 219038236560. Its totient is φ = 32936692992.

The previous prime is 99950041981. The next prime is 99950042009. The reversal of 99950041998 is 89914005999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 728065 + ... + 854387.

It is an arithmetic number, because the mean of its divisors is an integer number (4563296595).

Almost surely, 2^99950041998 is an apocalyptic number.

99950041998 is an abundant number, since it is smaller than the sum of its proper divisors (119088194562).

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

99950041998 is a wasteful number, since it uses less digits than its factorization.

99950041998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126833 (or 126830 counting only the distinct ones).

The product of its (nonzero) digits is 9447840, while the sum is 63.

The spelling of 99950041998 in words is "ninety-nine billion, nine hundred fifty million, forty-one thousand, nine hundred ninety-eight".