2166676132 has 12 divisors (see below), whose sum is σ = 3810931740. Its totient is φ = 1077838496.

The previous prime is 2166676117. The next prime is 2166676133. The reversal of 2166676132 is 2316766612.

It can be written as a sum of positive squares in 2 ways, for example, as 2150547876 + 16128256 = 46374^2 + 4016^2 .

It is not an unprimeable number, because it can be changed into a prime (2166676133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1374007 + ... + 1375582.

It is an arithmetic number, because the mean of its divisors is an integer number (317577645).

Almost surely, 2^2166676132 is an apocalyptic number.

It is an amenable number.

2166676132 is a deficient number, since it is larger than the sum of its proper divisors (1644255608).

2166676132 is a wasteful number, since it uses less digits than its factorization.

2166676132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749790 (or 2749788 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 2166676132 is about 46547.5684864419. The cubic root of 2166676132 is about 1293.9912304206.

The spelling of 2166676132 in words is "two billion, one hundred sixty-six million, six hundred seventy-six thousand, one hundred thirty-two".