2768775173864 has 32 divisors (see below), whose sum is σ = 5933231051520. Its totient is φ = 1186589653056.

The previous prime is 2768775173851. The next prime is 2768775173881. The reversal of 2768775173864 is 4683715778672.

2768775173864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2768775173864² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872737 + ... + 3007439.

It is an arithmetic number, because the mean of its divisors is an integer number (185413470360).

Almost surely, 2^{2768775173864} is an apocalyptic number.

It is an amenable number.

2768775173864 is an abundant number, since it is smaller than the sum of its proper divisors (3164455877656).

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

2768775173864 is a wasteful number, since it uses less digits than its factorization.

2768775173864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178289 (or 1178285 counting only the distinct ones).

The product of its digits is 663828480, while the sum is 71.

The spelling of 2768775173864 in words is "two trillion, seven hundred sixty-eight billion, seven hundred seventy-five million, one hundred seventy-three thousand, eight hundred sixty-four".