2777266328 has 16 divisors (see below), whose sum is σ = 5481447000. Its totient is φ = 1315547136.

The previous prime is 2777266321. The next prime is 2777266339. The reversal of 2777266328 is 8236627772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2777266321) 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, 9135593 + ... + 9135896.

Almost surely, 2^2777266328 is an apocalyptic number.

It is an amenable number.

2777266328 is a deficient number, since it is larger than the sum of its proper divisors (2704180672).

2777266328 is a wasteful number, since it uses less digits than its factorization.

2777266328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18271514 (or 18271510 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 50.

The square root of 2777266328 is about 52699.7754074911. The cubic root of 2777266328 is about 1405.6348288508.

The spelling of 2777266328 in words is "two billion, seven hundred seventy-seven million, two hundred sixty-six thousand, three hundred twenty-eight".