8256774146 has 8 divisors (see below), whose sum is σ = 12719895420. Its totient is φ = 4016809008.

The previous prime is 8256774077. The next prime is 8256774187. The reversal of 8256774146 is 6414776528.

It can be written as a sum of positive squares in 2 ways, for example, as 7522960225 + 733813921 = 86735^2 + 27089^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 8256774094 and 8256774103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55788941 + ... + 55789088.

Almost surely, 2^8256774146 is an apocalyptic number.

8256774146 is a deficient number, since it is larger than the sum of its proper divisors (4463121274).

8256774146 is a wasteful number, since it uses less digits than its factorization.

8256774146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111578068.

The product of its digits is 2257920, while the sum is 50.

The square root of 8256774146 is about 90866.7934176176. The cubic root of 8256774146 is about 2021.1729085022.

The spelling of 8256774146 in words is "eight billion, two hundred fifty-six million, seven hundred seventy-four thousand, one hundred forty-six".