99087025664 has 80 divisors (see below), whose sum is σ = 217356351696. Its totient is φ = 44752281600.

The previous prime is 99087025637. The next prime is 99087025717. The reversal of 99087025664 is 46652078099.

It is a happy number.

99087025664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828194 + ... + 940254.

Almost surely, 2^99087025664 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 99087025664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108678175848).

99087025664 is an abundant number, since it is smaller than the sum of its proper divisors (118269326032).

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

99087025664 is a wasteful number, since it uses less digits than its factorization.

99087025664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112247 (or 112231 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 99087025664 in words is "ninety-nine billion, eighty-seven million, twenty-five thousand, six hundred sixty-four".