99748555200 has 756 divisors, whose sum is σ = 414609092040. Its totient is φ = 22678548480.

The previous prime is 99748555177. The next prime is 99748555217. The reversal of 99748555200 is 255584799.

99748555200 is a `hidden beast` number, since 9 + 9 + 7 + 4 + 85 + 552 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 263188611 + ... + 263188989.

Almost surely, 2^99748555200 is an apocalyptic number.

99748555200 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99748555200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207304546020).

99748555200 is an abundant number, since it is smaller than the sum of its proper divisors (314860536840).

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

99748555200 is a wasteful number, since it uses less digits than its factorization.

99748555200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 54.

The spelling of 99748555200 in words is "ninety-nine billion, seven hundred forty-eight million, five hundred fifty-five thousand, two hundred".