2768783438763 has 16 divisors (see below), whose sum is σ = 4105640633760. Its totient is φ = 1844172966528.

The previous prime is 2768783438689. The next prime is 2768783438791. The reversal of 2768783438763 is 3678343878672.

2768783438763 is a `hidden beast` number, since 2 + 7 + 68 + 78 + 3 + 438 + 7 + 63 = 666.

It is not a de Polignac number, because 2768783438763 - 2¹⁶ = 2768783373227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2768783438691 and 2768783438700.

It is not an unprimeable number, because it can be changed into a prime (2768783438363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46710370 + ... + 46769607.

It is an arithmetic number, because the mean of its divisors is an integer number (256602539610).

Almost surely, 2^{2768783438763} is an apocalyptic number.

2768783438763 is a deficient number, since it is larger than the sum of its proper divisors (1336857194997).

2768783438763 is a wasteful number, since it uses less digits than its factorization.

2768783438763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93481083 (or 93481077 counting only the distinct ones).

The product of its digits is 1365590016, while the sum is 72.

The spelling of 2768783438763 in words is "two trillion, seven hundred sixty-eight billion, seven hundred eighty-three million, four hundred thirty-eight thousand, seven hundred sixty-three".