8879121775 has 6 divisors (see below), whose sum is σ = 11010111032. Its totient is φ = 7103297400.

The previous prime is 8879121761. The next prime is 8879121791. The reversal of 8879121775 is 5771219788.

8879121775 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8879121775 - 2⁹ = 8879121263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 177582411 + ... + 177582460.

Almost surely, 2^8879121775 is an apocalyptic number.

8879121775 is a deficient number, since it is larger than the sum of its proper divisors (2130989257).

8879121775 is a wasteful number, since it uses less digits than its factorization.

8879121775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355164881 (or 355164876 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 55.

The square root of 8879121775 is about 94229.0919780086. The cubic root of 8879121775 is about 2070.7293418957.

The spelling of 8879121775 in words is "eight billion, eight hundred seventy-nine million, one hundred twenty-one thousand, seven hundred seventy-five".