8879121896 has 16 divisors (see below), whose sum is σ = 17627668740. Its totient is φ = 4178410240.

The previous prime is 8879121877. The next prime is 8879121899. The reversal of 8879121896 is 6981219788.

It can be written as a sum of positive squares in 2 ways, for example, as 8871756100 + 7365796 = 94190^2 + 2714^2 .

It is not an unprimeable number, because it can be changed into a prime (8879121899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32643695 + ... + 32643966.

Almost surely, 2^8879121896 is an apocalyptic number.

It is an amenable number.

8879121896 is a deficient number, since it is larger than the sum of its proper divisors (8748546844).

8879121896 is a wasteful number, since it uses less digits than its factorization.

8879121896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65287684 (or 65287680 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 59.

The square root of 8879121896 is about 94229.0926200608. The cubic root of 8879121896 is about 2070.7293513020.

The spelling of 8879121896 in words is "eight billion, eight hundred seventy-nine million, one hundred twenty-one thousand, eight hundred ninety-six".