9159944722 has 16 divisors (see below), whose sum is σ = 13880457432. Its totient is φ = 4533155200.

The previous prime is 9159944713. The next prime is 9159944771. The reversal of 9159944722 is 2274499519.

It can be written as a sum of positive squares in 4 ways, for example, as 8943295761 + 216648961 = 94569^2 + 14719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9159944722.

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, 883038 + ... + 893350.

Almost surely, 2^9159944722 is an apocalyptic number.

9159944722 is a deficient number, since it is larger than the sum of its proper divisors (4720512710).

9159944722 is a wasteful number, since it uses less digits than its factorization.

9159944722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14813.

The product of its digits is 1632960, while the sum is 52.

The square root of 9159944722 is about 95707.6001266357. The cubic root of 9159944722 is about 2092.3337043388. Note that the first 3 decimals are identical.

The spelling of 9159944722 in words is "nine billion, one hundred fifty-nine million, nine hundred forty-four thousand, seven hundred twenty-two".