2768056305 has 64 divisors (see below), whose sum is σ = 5275238400. Its totient is φ = 1238365632.

The previous prime is 2768056303. The next prime is 2768056307. The reversal of 2768056305 is 5036508672.

It is an interprime number because it is at equal distance from previous prime (2768056303) and next prime (2768056307).

It is not a de Polignac number, because 2768056305 - 2¹ = 2768056303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2768056301) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 236092 + ... + 247538.

It is an arithmetic number, because the mean of its divisors is an integer number (82425600).

Almost surely, 2^2768056305 is an apocalyptic number.

It is an amenable number.

2768056305 is a deficient number, since it is larger than the sum of its proper divisors (2507182095).

2768056305 is a wasteful number, since it uses less digits than its factorization.

2768056305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11523 (or 11509 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 2768056305 is about 52612.3208478774. The cubic root of 2768056305 is about 1404.0793105212.

The spelling of 2768056305 in words is "two billion, seven hundred sixty-eight million, fifty-six thousand, three hundred five".