2773656966 has 16 divisors (see below), whose sum is σ = 5665342464. Its totient is φ = 904880904.

The previous prime is 2773656959. The next prime is 2773656967. The reversal of 2773656966 is 6696563772.

It is a super-3 number, since 3×2773656966³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2773656967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4917550 + ... + 4918113.

It is an arithmetic number, because the mean of its divisors is an integer number (354083904).

Almost surely, 2^2773656966 is an apocalyptic number.

2773656966 is an abundant number, since it is smaller than the sum of its proper divisors (2891685498).

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

2773656966 is a wasteful number, since it uses less digits than its factorization.

2773656966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9835715.

The product of its digits is 17146080, while the sum is 57.

The square root of 2773656966 is about 52665.5197069202. The cubic root of 2773656966 is about 1405.0256393627.

The spelling of 2773656966 in words is "two billion, seven hundred seventy-three million, six hundred fifty-six thousand, nine hundred sixty-six".