6764115663 has 12 divisors (see below), whose sum is σ = 9860027320. Its totient is φ = 4468039056.

The previous prime is 6764115661. The next prime is 6764115679. The reversal of 6764115663 is 3665114676.

6764115663 is a `hidden beast` number, since 6 + 76 + 4 + 11 + 566 + 3 = 666.

6764115663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6764115663 - 2¹ = 6764115661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6764115661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3446581 + ... + 3448542.

Almost surely, 2^6764115663 is an apocalyptic number.

6764115663 is a deficient number, since it is larger than the sum of its proper divisors (3095911657).

6764115663 is a wasteful number, since it uses less digits than its factorization.

6764115663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6895238 (or 6895235 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 6764115663 is about 82244.2439505647. The cubic root of 6764115663 is about 1891.1980369318.

The spelling of 6764115663 in words is "six billion, seven hundred sixty-four million, one hundred fifteen thousand, six hundred sixty-three".