99085047880 has 512 divisors, whose sum is σ = 304006348800. Its totient is φ = 28170768384.

The previous prime is 99085047863. The next prime is 99085047889. The reversal of 99085047880 is 8874058099.

It is not an unprimeable number, because it can be changed into a prime (99085047889) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 265643374 + ... + 265643746.

It is an arithmetic number, because the mean of its divisors is an integer number (593762400).

Almost surely, 2^99085047880 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 99085047880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152003174400).

99085047880 is an abundant number, since it is smaller than the sum of its proper divisors (204921300920).

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

99085047880 is a wasteful number, since it uses less digits than its factorization.

99085047880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 58.

The spelling of 99085047880 in words is "ninety-nine billion, eighty-five million, forty-seven thousand, eight hundred eighty".