2166295795 has 16 divisors (see below), whose sum is σ = 2761882560. Its totient is φ = 1628049024.

The previous prime is 2166295787. The next prime is 2166295823. The reversal of 2166295795 is 5975926612.

It is a cyclic number.

It is not a de Polignac number, because 2166295795 - 2³ = 2166295787 is a prime.

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, 196527 + ... + 207256.

It is an arithmetic number, because the mean of its divisors is an integer number (172617660).

Almost surely, 2^2166295795 is an apocalyptic number.

2166295795 is a deficient number, since it is larger than the sum of its proper divisors (595586765).

2166295795 is a wasteful number, since it uses less digits than its factorization.

2166295795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403854.

The product of its digits is 2041200, while the sum is 52.

The square root of 2166295795 is about 46543.4828413173. The cubic root of 2166295795 is about 1293.9155105140.

The spelling of 2166295795 in words is "two billion, one hundred sixty-six million, two hundred ninety-five thousand, seven hundred ninety-five".