8153156826 has 12 divisors (see below), whose sum is σ = 17665173162. Its totient is φ = 2717718936.

The previous prime is 8153156819. The next prime is 8153156827. The reversal of 8153156826 is 6286513518.

8153156826 is a `hidden beast` number, since 81 + 5 + 3 + 1 + 568 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7577876601 + 575280225 = 87051^2 + 23985^2 .

It is not an unprimeable number, because it can be changed into a prime (8153156827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226476561 + ... + 226476596.

Almost surely, 2^8153156826 is an apocalyptic number.

8153156826 is an abundant number, since it is smaller than the sum of its proper divisors (9512016336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8153156826 is a wasteful number, since it uses less digits than its factorization.

8153156826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452953165 (or 452953162 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 8153156826 is about 90294.8327757464. The cubic root of 8153156826 is about 2012.6824762386.

The spelling of 8153156826 in words is "eight billion, one hundred fifty-three million, one hundred fifty-six thousand, eight hundred twenty-six".