99349312228 has 6 divisors (see below), whose sum is σ = 173861296406. Its totient is φ = 49674656112.

The previous prime is 99349312207. The next prime is 99349312267. The reversal of 99349312228 is 82221394399.

It can be written as a sum of positive squares in only one way, i.e., 67038530724 + 32310781504 = 258918^2 + 179752^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12418664025 + ... + 12418664032.

Almost surely, 2^99349312228 is an apocalyptic number.

It is an amenable number.

99349312228 is a deficient number, since it is larger than the sum of its proper divisors (74511984178).

99349312228 is a wasteful number, since it uses less digits than its factorization.

99349312228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24837328061 (or 24837328059 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 52.

The spelling of 99349312228 in words is "ninety-nine billion, three hundred forty-nine million, three hundred twelve thousand, two hundred twenty-eight".