99907241700 has 432 divisors, whose sum is σ = 350705678400. Its totient is φ = 21867955200.

The previous prime is 99907241689. The next prime is 99907241743. The reversal of 99907241700 is 714270999.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99907241700.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 55844406 + ... + 55846194.

It is an arithmetic number, because the mean of its divisors is an integer number (811818700).

Almost surely, 2^99907241700 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 99907241700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175352839200).

99907241700 is an abundant number, since it is smaller than the sum of its proper divisors (250798436700).

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

99907241700 is a wasteful number, since it uses less digits than its factorization.

99907241700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980 (or 1966 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 48.

The spelling of 99907241700 in words is "ninety-nine billion, nine hundred seven million, two hundred forty-one thousand, seven hundred".