2771312164 has 12 divisors (see below), whose sum is σ = 4854924144. Its totient is φ = 1384190984.

The previous prime is 2771312153. The next prime is 2771312209. The reversal of 2771312164 is 4612131772.

2771312164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2771312164² = 15360342220668725792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362014 + ... + 369589.

It is an arithmetic number, because the mean of its divisors is an integer number (404577012).

Almost surely, 2^2771312164 is an apocalyptic number.

It is an amenable number.

2771312164 is a deficient number, since it is larger than the sum of its proper divisors (2083611980).

2771312164 is a wasteful number, since it uses less digits than its factorization.

2771312164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732554 (or 732552 counting only the distinct ones).

The product of its digits is 14112, while the sum is 34.

The square root of 2771312164 is about 52643.2537368275. The cubic root of 2771312164 is about 1404.6295995521.

The spelling of 2771312164 in words is "two billion, seven hundred seventy-one million, three hundred twelve thousand, one hundred sixty-four".