2774767768 has 8 divisors (see below), whose sum is σ = 5202689580. Its totient is φ = 1387383880.

The previous prime is 2774767729. The next prime is 2774767781. The reversal of 2774767768 is 8677674772.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173422978 + ... + 173422993.

Almost surely, 2^2774767768 is an apocalyptic number.

It is an amenable number.

2774767768 is a deficient number, since it is larger than the sum of its proper divisors (2427921812).

2774767768 is a wasteful number, since it uses less digits than its factorization.

2774767768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346845977 (or 346845973 counting only the distinct ones).

The product of its digits is 38723328, while the sum is 61.

The square root of 2774767768 is about 52676.0644695482. The cubic root of 2774767768 is about 1405.2131772127.

The spelling of 2774767768 in words is "two billion, seven hundred seventy-four million, seven hundred sixty-seven thousand, seven hundred sixty-eight".