8912772198 has 64 divisors (see below), whose sum is σ = 21622083840. Its totient is φ = 2698920000.

The previous prime is 8912772191. The next prime is 8912772203.

8912772198 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8912772191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 985698 + ... + 994698.

It is an arithmetic number, because the mean of its divisors is an integer number (337845060).

Almost surely, 2^8912772198 is an apocalyptic number.

8912772198 is an abundant number, since it is smaller than the sum of its proper divisors (12709311642).

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

8912772198 is a wasteful number, since it uses less digits than its factorization.

8912772198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10690 (or 10684 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 54.

The square root of 8912772198 is about 94407.4795659751. The cubic root of 8912772198 is about 2073.3419530101.

The spelling of 8912772198 in words is "eight billion, nine hundred twelve million, seven hundred seventy-two thousand, one hundred ninety-eight".