2768775188 has 12 divisors (see below), whose sum is σ = 4855824960. Its totient is φ = 1381396632.

The previous prime is 2768775181. The next prime is 2768775211. The reversal of 2768775188 is 8815778672.

It is a super-2 number, since 2×2768775188² = 15332232083368870688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768775181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745658 + ... + 749361.

It is an arithmetic number, because the mean of its divisors is an integer number (404652080).

Almost surely, 2^2768775188 is an apocalyptic number.

It is an amenable number.

2768775188 is a deficient number, since it is larger than the sum of its proper divisors (2087049772).

2768775188 is a wasteful number, since it uses less digits than its factorization.

2768775188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495486 (or 1495484 counting only the distinct ones).

The product of its digits is 10536960, while the sum is 59.

The square root of 2768775188 is about 52619.1522926776. The cubic root of 2768775188 is about 1404.2008496409.

The spelling of 2768775188 in words is "two billion, seven hundred sixty-eight million, seven hundred seventy-five thousand, one hundred eighty-eight".