2772012166 has 32 divisors (see below), whose sum is σ = 5187566592. Its totient is φ = 1079266560.

The previous prime is 2772012161. The next prime is 2772012167. The reversal of 2772012166 is 6612102772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772012161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256035 + ... + 266641.

It is an arithmetic number, because the mean of its divisors is an integer number (162111456).

Almost surely, 2^2772012166 is an apocalyptic number.

2772012166 is a deficient number, since it is larger than the sum of its proper divisors (2415554426).

2772012166 is a wasteful number, since it uses less digits than its factorization.

2772012166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12324.

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

The square root of 2772012166 is about 52649.9018612571. The cubic root of 2772012166 is about 1404.7478540945.

The spelling of 2772012166 in words is "two billion, seven hundred seventy-two million, twelve thousand, one hundred sixty-six".