99330761568 has 24 divisors (see below), whose sum is σ = 260743249368. Its totient is φ = 33110253824.

The previous prime is 99330761557. The next prime is 99330761591. The reversal of 99330761568 is 86516703399.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517347621 + ... + 517347812.

It is an arithmetic number, because the mean of its divisors is an integer number (10864302057).

Almost surely, 2^99330761568 is an apocalyptic number.

It is an amenable number.

99330761568 is an abundant number, since it is smaller than the sum of its proper divisors (161412487800).

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

99330761568 is a wasteful number, since it uses less digits than its factorization.

99330761568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034695446 (or 1034695438 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 57.

The spelling of 99330761568 in words is "ninety-nine billion, three hundred thirty million, seven hundred sixty-one thousand, five hundred sixty-eight".