99187207306 has 24 divisors (see below), whose sum is σ = 163877535360. Its totient is φ = 44990918280.

The previous prime is 99187207253. The next prime is 99187207331. The reversal of 99187207306 is 60370278199.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 311916 + ... + 543751.

It is an arithmetic number, because the mean of its divisors is an integer number (6828230640).

Almost surely, 2^99187207306 is an apocalyptic number.

99187207306 is a deficient number, since it is larger than the sum of its proper divisors (64690328054).

99187207306 is a wasteful number, since it uses less digits than its factorization.

99187207306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856170 (or 856159 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 52.

The spelling of 99187207306 in words is "ninety-nine billion, one hundred eighty-seven million, two hundred seven thousand, three hundred six".