8879121776 has 40 divisors (see below), whose sum is σ = 19670928480. Its totient is φ = 3803399424.

The previous prime is 8879121761. The next prime is 8879121791. The reversal of 8879121776 is 6771219788.

It is an interprime number because it is at equal distance from previous prime (8879121761) and next prime (8879121791).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212570 + ... + 250886.

It is an arithmetic number, because the mean of its divisors is an integer number (491773212).

Almost surely, 2^8879121776 is an apocalyptic number.

It is an amenable number.

8879121776 is an abundant number, since it is smaller than the sum of its proper divisors (10791806704).

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

8879121776 is a wasteful number, since it uses less digits than its factorization.

8879121776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40401 (or 40395 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 56.

The square root of 8879121776 is about 94229.0919833148. The cubic root of 8879121776 is about 2070.7293419735.

The spelling of 8879121776 in words is "eight billion, eight hundred seventy-nine million, one hundred twenty-one thousand, seven hundred seventy-six".