2773656968 has 8 divisors (see below), whose sum is σ = 5200606830. Its totient is φ = 1386828480.

The previous prime is 2773656967. The next prime is 2773656979. The reversal of 2773656968 is 8696563772.

It can be written as a sum of positive squares in only one way, i.e., 2062794724 + 710862244 = 45418^2 + 26662^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2773656968² = 15386345952269906048, which contains 22 as substring.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173353553 + ... + 173353568.

Almost surely, 2^2773656968 is an apocalyptic number.

It is an amenable number.

2773656968 is a deficient number, since it is larger than the sum of its proper divisors (2426949862).

2773656968 is a wasteful number, since it uses less digits than its factorization.

2773656968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346707127 (or 346707123 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 59.

The square root of 2773656968 is about 52665.5197259080. The cubic root of 2773656968 is about 1405.0256397005.

The spelling of 2773656968 in words is "two billion, seven hundred seventy-three million, six hundred fifty-six thousand, nine hundred sixty-eight".