8159944274 has 8 divisors (see below), whose sum is σ = 12959911548. Its totient is φ = 3839973760.

The previous prime is 8159944259. The next prime is 8159944283. The reversal of 8159944274 is 4724499518.

It can be written as a sum of positive squares in 2 ways, for example, as 8158605625 + 1338649 = 90325^2 + 1157^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119999147 + ... + 119999214.

Almost surely, 2^8159944274 is an apocalyptic number.

8159944274 is a deficient number, since it is larger than the sum of its proper divisors (4799967274).

8159944274 is a wasteful number, since it uses less digits than its factorization.

8159944274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239998380.

The product of its digits is 2903040, while the sum is 53.

The square root of 8159944274 is about 90332.4098759687. The cubic root of 8159944274 is about 2013.2408361803.

The spelling of 8159944274 in words is "eight billion, one hundred fifty-nine million, nine hundred forty-four thousand, two hundred seventy-four".