12151577166 has 32 divisors (see below), whose sum is σ = 25372908288. Its totient is φ = 3872415360.

The previous prime is 12151577159. The next prime is 12151577183. The reversal of 12151577166 is 66177515121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258006 + ... + 301446.

It is an arithmetic number, because the mean of its divisors is an integer number (792903384).

Almost surely, 2^12151577166 is an apocalyptic number.

12151577166 is an abundant number, since it is smaller than the sum of its proper divisors (13221331122).

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

12151577166 is a wasteful number, since it uses less digits than its factorization.

12151577166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45496.

The product of its digits is 88200, while the sum is 42.

The spelling of 12151577166 in words is "twelve billion, one hundred fifty-one million, five hundred seventy-seven thousand, one hundred sixty-six".