2166189853714 has 16 divisors (see below), whose sum is σ = 3371506426008. Its totient is φ = 1042957942272.

The previous prime is 2166189853703. The next prime is 2166189853747. The reversal of 2166189853714 is 4173589816612.

It can be written as a sum of positive squares in 4 ways, for example, as 2133448760689 + 32741093025 = 1460633^2 + 180945^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150883729 + ... + 150898084.

Almost surely, 2^{2166189853714} is an apocalyptic number.

2166189853714 is a deficient number, since it is larger than the sum of its proper divisors (1205316572294).

2166189853714 is a wasteful number, since it uses less digits than its factorization.

2166189853714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301781949.

The product of its digits is 17418240, while the sum is 61.

The spelling of 2166189853714 in words is "two trillion, one hundred sixty-six billion, one hundred eighty-nine million, eight hundred fifty-three thousand, seven hundred fourteen".