99013027774432 has 96 divisors (see below), whose sum is σ = 205316839929600. Its totient is φ = 46872263144448.

The previous prime is 99013027774307. The next prime is 99013027774439. The reversal of 99013027774432 is 23447772031099.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99013027774439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8998724643 + ... + 8998735645.

It is an arithmetic number, because the mean of its divisors is an integer number (2138717082600).

Almost surely, 2^{99013027774432} is an apocalyptic number.

It is an amenable number.

99013027774432 is an abundant number, since it is smaller than the sum of its proper divisors (106303812155168).

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

99013027774432 is a wasteful number, since it uses less digits than its factorization.

99013027774432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18728 (or 18720 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 58.

The spelling of 99013027774432 in words is "ninety-nine trillion, thirteen billion, twenty-seven million, seven hundred seventy-four thousand, four hundred thirty-two".