8977018194 has 12 divisors (see below), whose sum is σ = 19450206126. Its totient is φ = 2992339392.

The previous prime is 8977018133. The next prime is 8977018199. The reversal of 8977018194 is 4918107798.

It can be written as a sum of positive squares in only one way, i.e., 5774024169 + 3202994025 = 75987^2 + 56595^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8977018194.

It is not an unprimeable number, because it can be changed into a prime (8977018199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 249361599 + ... + 249361634.

Almost surely, 2^8977018194 is an apocalyptic number.

8977018194 is an abundant number, since it is smaller than the sum of its proper divisors (10473187932).

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

8977018194 is a wasteful number, since it uses less digits than its factorization.

8977018194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498723241 (or 498723238 counting only the distinct ones).

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

The square root of 8977018194 is about 94747.1276292849. The cubic root of 8977018194 is about 2078.3117922930.

The spelling of 8977018194 in words is "eight billion, nine hundred seventy-seven million, eighteen thousand, one hundred ninety-four".