99323117654 has 16 divisors (see below), whose sum is σ = 150726614400. Its totient is φ = 49081416384.

The previous prime is 99323117653. The next prime is 99323117723. The reversal of 99323117654 is 45671132399.

99323117654 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 not an unprimeable number, because it can be changed into a prime (99323117653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273467 + ... + 522905.

It is an arithmetic number, because the mean of its divisors is an integer number (9420413400).

Almost surely, 2^99323117654 is an apocalyptic number.

99323117654 is a deficient number, since it is larger than the sum of its proper divisors (51403496746).

99323117654 is a wasteful number, since it uses less digits than its factorization.

99323117654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251767.

The product of its digits is 1224720, while the sum is 50.

The spelling of 99323117654 in words is "ninety-nine billion, three hundred twenty-three million, one hundred seventeen thousand, six hundred fifty-four".