8856475079121 has 16 divisors (see below), whose sum is σ = 13120761937920. Its totient is φ = 5904290566800.

The previous prime is 8856475079119. The next prime is 8856475079189. The reversal of 8856475079121 is 1219705746588.

8856475079121 is a `hidden beast` number, since 8 + 8 + 56 + 475 + 0 + 7 + 91 + 21 = 666.

It is not a de Polignac number, because 8856475079121 - 2¹ = 8856475079119 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8856475075121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6961191 + ... + 8134563.

It is an arithmetic number, because the mean of its divisors is an integer number (820047621120).

Almost surely, 2^{8856475079121} is an apocalyptic number.

It is an amenable number.

8856475079121 is a deficient number, since it is larger than the sum of its proper divisors (4264286858799).

8856475079121 is a wasteful number, since it uses less digits than its factorization.

8856475079121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452933 (or 1452927 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 63.

The spelling of 8856475079121 in words is "eight trillion, eight hundred fifty-six billion, four hundred seventy-five million, seventy-nine thousand, one hundred twenty-one".