2768665622 has 16 divisors (see below), whose sum is σ = 4233079440. Its totient is φ = 1357660512.

The previous prime is 2768665619. The next prime is 2768665649. The reversal of 2768665622 is 2265668672.

It is a congruent number.

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, 405029 + ... + 411807.

It is an arithmetic number, because the mean of its divisors is an integer number (264567465).

Almost surely, 2^2768665622 is an apocalyptic number.

2768665622 is a deficient number, since it is larger than the sum of its proper divisors (1464413818).

2768665622 is a wasteful number, since it uses less digits than its factorization.

2768665622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10687.

The product of its digits is 2903040, while the sum is 50.

The square root of 2768665622 is about 52618.1111595618. Note that the first 4 decimals coincide. The cubic root of 2768665622 is about 1404.1823270465.

The spelling of 2768665622 in words is "two billion, seven hundred sixty-eight million, six hundred sixty-five thousand, six hundred twenty-two".