99189444346 has 16 divisors (see below), whose sum is σ = 149794142400. Its totient is φ = 49258726048.

The previous prime is 99189444313. The next prime is 99189444353. The reversal of 99189444346 is 64344498199.

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, 135246 + ... + 465478.

It is an arithmetic number, because the mean of its divisors is an integer number (9362133900).

Almost surely, 2^99189444346 is an apocalyptic number.

99189444346 is a deficient number, since it is larger than the sum of its proper divisors (50604698054).

99189444346 is a wasteful number, since it uses less digits than its factorization.

99189444346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331253.

The product of its digits is 26873856, while the sum is 61.

The spelling of 99189444346 in words is "ninety-nine billion, one hundred eighty-nine million, four hundred forty-four thousand, three hundred forty-six".