99299450880 has 896 divisors, whose sum is σ = 410681180160. Its totient is φ = 22295347200.

The previous prime is 99299450879. The next prime is 99299450881. The reversal of 99299450880 is 8805499299.

99299450880 is a `hidden beast` number, since 9 + 92 + 99 + 450 + 8 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (99299450879) and next prime (99299450881).

It is a tau number, because it is divible by the number of its divisors (896).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99299450881) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 781885377 + ... + 781885503.

Almost surely, 2^99299450880 is an apocalyptic number.

99299450880 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 99299450880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205340590080).

99299450880 is an abundant number, since it is smaller than the sum of its proper divisors (311381729280).

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

99299450880 is a wasteful number, since it uses less digits than its factorization.

99299450880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 63.

The spelling of 99299450880 in words is "ninety-nine billion, two hundred ninety-nine million, four hundred fifty thousand, eight hundred eighty".