99918565322 has 16 divisors (see below), whose sum is σ = 158702198400. Its totient is φ = 47018129088.

The previous prime is 99918565289. The next prime is 99918565349. The reversal of 99918565322 is 22356581999.

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, 738929 + ... + 863627.

It is an arithmetic number, because the mean of its divisors is an integer number (9918887400).

Almost surely, 2^99918565322 is an apocalyptic number.

99918565322 is a deficient number, since it is larger than the sum of its proper divisors (58783633078).

99918565322 is a wasteful number, since it uses less digits than its factorization.

99918565322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148285.

The product of its digits is 10497600, while the sum is 59.

The spelling of 99918565322 in words is "ninety-nine billion, nine hundred eighteen million, five hundred sixty-five thousand, three hundred twenty-two".