99075890880 has 448 divisors, whose sum is σ = 366243778560. Its totient is φ = 25181798400.

The previous prime is 99075890869. The next prime is 99075890891. The reversal of 99075890880 is 8809857099.

It is an interprime number because it is at equal distance from previous prime (99075890869) and next prime (99075890891).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17942520 + ... + 17948040.

Almost surely, 2^99075890880 is an apocalyptic number.

99075890880 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 99075890880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183121889280).

99075890880 is an abundant number, since it is smaller than the sum of its proper divisors (267167887680).

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

99075890880 is a wasteful number, since it uses less digits than its factorization.

99075890880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645 (or 5629 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 63.

The spelling of 99075890880 in words is "ninety-nine billion, seventy-five million, eight hundred ninety thousand, eight hundred eighty".