2768020786 has 8 divisors (see below), whose sum is σ = 4158314604. Its totient is φ = 1381915920.

The previous prime is 2768020769. The next prime is 2768020817. The reversal of 2768020786 is 6870208672.

2768020786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2015561025 + 752459761 = 44895^2 + 27431^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045585 + ... + 1048228.

Almost surely, 2^2768020786 is an apocalyptic number.

2768020786 is a deficient number, since it is larger than the sum of its proper divisors (1390293818).

2768020786 is a wasteful number, since it uses less digits than its factorization.

2768020786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094476.

The product of its (nonzero) digits is 451584, while the sum is 46.

The square root of 2768020786 is about 52611.9832927823. The cubic root of 2768020786 is about 1404.0733048984.

The spelling of 2768020786 in words is "two billion, seven hundred sixty-eight million, twenty thousand, seven hundred eighty-six".