2768463388 has 24 divisors (see below), whose sum is σ = 4954699008. Its totient is φ = 1353171456.

The previous prime is 2768463353. The next prime is 2768463389. The reversal of 2768463388 is 8833648672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768463389) by changing a digit.

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, 8956 + ... + 74947.

It is an arithmetic number, because the mean of its divisors is an integer number (206445792).

Almost surely, 2^2768463388 is an apocalyptic number.

It is an amenable number.

2768463388 is a deficient number, since it is larger than the sum of its proper divisors (2186235620).

2768463388 is a wasteful number, since it uses less digits than its factorization.

2768463388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84093 (or 84091 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 55.

The square root of 2768463388 is about 52616.1894097245. The cubic root of 2768463388 is about 1404.1481372523.

The spelling of 2768463388 in words is "two billion, seven hundred sixty-eight million, four hundred sixty-three thousand, three hundred eighty-eight".