8155257030063 has 64 divisors (see below), whose sum is σ = 14195510784000. Its totient is φ = 4561920362880.

The previous prime is 8155257030059. The next prime is 8155257030101. The reversal of 8155257030063 is 3600307525518.

8155257030063 is a `hidden beast` number, since 8 + 1 + 552 + 5 + 7 + 0 + 30 + 0 + 63 = 666.

It is not a de Polignac number, because 8155257030063 - 2² = 8155257030059 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8155257030023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40048981 + ... + 40252097.

It is an arithmetic number, because the mean of its divisors is an integer number (221804856000).

Almost surely, 2^{8155257030063} is an apocalyptic number.

8155257030063 is a deficient number, since it is larger than the sum of its proper divisors (6040253753937).

8155257030063 is a wasteful number, since it uses less digits than its factorization.

8155257030063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213549 (or 213543 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 8155257030063 in words is "eight trillion, one hundred fifty-five billion, two hundred fifty-seven million, thirty thousand, sixty-three".