2770776672 has 48 divisors (see below), whose sum is σ = 7469873712. Its totient is φ = 898629120.

The previous prime is 2770776661. The next prime is 2770776713. The reversal of 2770776672 is 2766770772.

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 386479 + ... + 393582.

It is an arithmetic number, because the mean of its divisors is an integer number (155622369).

Almost surely, 2^2770776672 is an apocalyptic number.

It is an amenable number.

2770776672 is an abundant number, since it is smaller than the sum of its proper divisors (4699097040).

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

2770776672 is a wasteful number, since it uses less digits than its factorization.

2770776672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780111 (or 780103 counting only the distinct ones).

The product of its (nonzero) digits is 2420208, while the sum is 51.

The square root of 2770776672 is about 52638.1674453053. The cubic root of 2770776672 is about 1404.5391229932.

The spelling of 2770776672 in words is "two billion, seven hundred seventy million, seven hundred seventy-six thousand, six hundred seventy-two".