2106165264 has 80 divisors (see below), whose sum is σ = 6224934912. Its totient is φ = 601110144.

The previous prime is 2106165233. The next prime is 2106165283. The reversal of 2106165264 is 4625616012.

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, 367767 + ... + 373449.

Almost surely, 2^2106165264 is an apocalyptic number.

2106165264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2106165264 is an abundant number, since it is smaller than the sum of its proper divisors (4118769648).

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

2106165264 is a wasteful number, since it uses less digits than its factorization.

2106165264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6804 (or 6798 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2106165264 is about 45892.9761946205. The cubic root of 2106165264 is about 1281.8311324389.

The spelling of 2106165264 in words is "two billion, one hundred six million, one hundred sixty-five thousand, two hundred sixty-four".