99718080000 has 1600 divisors, whose sum is σ = 441794580480. Its totient is φ = 19353600000.

The previous prime is 99718079963. The next prime is 99718080037. The reversal of 99718080000 is 8081799.

It is an interprime number because it is at equal distance from previous prime (99718079963) and next prime (99718080037).

It is a tau number, because it is divible by the number of its divisors (1600).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1404479965 + ... + 1404480035.

Almost surely, 2^99718080000 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 99718080000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220897290240).

99718080000 is an abundant number, since it is smaller than the sum of its proper divisors (342076500480).

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

99718080000 is a wasteful number, since it uses less digits than its factorization.

99718080000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 42.

The spelling of 99718080000 in words is "ninety-nine billion, seven hundred eighteen million, eighty thousand".