2770774128 has 50 divisors (see below), whose sum is σ = 8019427944. Its totient is φ = 923590944.

The previous prime is 2770774103. The next prime is 2770774133. The reversal of 2770774128 is 8214770772.

It is a congruent number.

It is an unprimeable number.

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 in 9 ways as a sum of consecutive naturals, for example, 1067676 + ... + 1070267.

Almost surely, 2^2770774128 is an apocalyptic number.

It is an amenable number.

2770774128 is an abundant number, since it is smaller than the sum of its proper divisors (5248653816).

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

2770774128 is a wasteful number, since it uses less digits than its factorization.

2770774128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137963 (or 2137948 counting only the distinct ones).

The product of its (nonzero) digits is 307328, while the sum is 45.

The square root of 2770774128 is about 52638.1432803248. The cubic root of 2770774128 is about 1404.5386931319.

The spelling of 2770774128 in words is "two billion, seven hundred seventy million, seven hundred seventy-four thousand, one hundred twenty-eight".