99022397280 has 192 divisors, whose sum is σ = 338929920000. Its totient is φ = 24209141760.

The previous prime is 99022397263. The next prime is 99022397291. The reversal of 99022397280 is 8279322099.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107596 + ... + 457844.

It is an arithmetic number, because the mean of its divisors is an integer number (1765260000).

Almost surely, 2^99022397280 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 99022397280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169464960000).

99022397280 is an abundant number, since it is smaller than the sum of its proper divisors (239907522720).

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

99022397280 is a wasteful number, since it uses less digits than its factorization.

99022397280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350317 (or 350309 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The spelling of 99022397280 in words is "ninety-nine billion, twenty-two million, three hundred ninety-seven thousand, two hundred eighty".