99413618500 has 96 divisors (see below), whose sum is σ = 249660133632. Its totient is φ = 33875366400.

The previous prime is 99413618483. The next prime is 99413618539. The reversal of 99413618500 is 581631499.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 483372 + ... + 657628.

It is an arithmetic number, because the mean of its divisors is an integer number (2600626392).

Almost surely, 2^99413618500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99413618500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124830066816).

99413618500 is an abundant number, since it is smaller than the sum of its proper divisors (150246515132).

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

99413618500 is a wasteful number, since it uses less digits than its factorization.

99413618500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174446 (or 174434 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 99413618500 in words is "ninety-nine billion, four hundred thirteen million, six hundred eighteen thousand, five hundred".