2127335668 has 12 divisors (see below), whose sum is σ = 3738816900. Its totient is φ = 1059102272.

The previous prime is 2127335641. The next prime is 2127335737. The reversal of 2127335668 is 8665337212.

It can be written as a sum of positive squares in 2 ways, for example, as 1251885924 + 875449744 = 35382^2 + 29588^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140343 + ... + 1142206.

It is an arithmetic number, because the mean of its divisors is an integer number (311568075).

Almost surely, 2^2127335668 is an apocalyptic number.

It is an amenable number.

2127335668 is a deficient number, since it is larger than the sum of its proper divisors (1611481232).

2127335668 is a wasteful number, since it uses less digits than its factorization.

2127335668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282786 (or 2282784 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 2127335668 is about 46123.0492053594. The cubic root of 2127335668 is about 1286.1116550251. Note that the first 3 decimals are identical.

The spelling of 2127335668 in words is "two billion, one hundred twenty-seven million, three hundred thirty-five thousand, six hundred sixty-eight".