8456161292 has 12 divisors (see below), whose sum is σ = 14860201440. Its totient is φ = 4210389456.

The previous prime is 8456161277. The next prime is 8456161303. The reversal of 8456161292 is 2921616548.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4421723 + ... + 4423634.

It is an arithmetic number, because the mean of its divisors is an integer number (1238350120).

Almost surely, 2^8456161292 is an apocalyptic number.

It is an amenable number.

8456161292 is a deficient number, since it is larger than the sum of its proper divisors (6404040148).

8456161292 is a wasteful number, since it uses less digits than its factorization.

8456161292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8845600 (or 8845598 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 8456161292 is about 91957.3884579157. The cubic root of 8456161292 is about 2037.3129825561.

The spelling of 8456161292 in words is "eight billion, four hundred fifty-six million, one hundred sixty-one thousand, two hundred ninety-two".