12164446278088 has 16 divisors (see below), whose sum is σ = 24562824215580. Its totient is φ = 5614359820608.

The previous prime is 12164446278073. The next prime is 12164446278143. The reversal of 12164446278088 is 88087264446121.

It can be written as a sum of positive squares in 2 ways, for example, as 10605039745444 + 1559406532644 = 3256538^2 + 1248762^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58482914695 + ... + 58482914902.

Almost surely, 2^{12164446278088} is an apocalyptic number.

It is an amenable number.

12164446278088 is an abundant number, since it is smaller than the sum of its proper divisors (12398377937492).

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

12164446278088 is a wasteful number, since it uses less digits than its factorization.

12164446278088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116965829616 (or 116965829612 counting only the distinct ones).

The product of its (nonzero) digits is 33030144, while the sum is 61.

The spelling of 12164446278088 in words is "twelve trillion, one hundred sixty-four billion, four hundred forty-six million, two hundred seventy-eight thousand, eighty-eight".