6766311963 has 16 divisors (see below), whose sum is σ = 9114450176. Its totient is φ = 4464741600.

The previous prime is 6766311943. The next prime is 6766311991. The reversal of 6766311963 is 3691136676.

It is not a de Polignac number, because 6766311963 - 2⁸ = 6766311707 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6766311943) 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, 98520 + ... + 152442.

It is an arithmetic number, because the mean of its divisors is an integer number (569653136).

Almost surely, 2^6766311963 is an apocalyptic number.

6766311963 is a deficient number, since it is larger than the sum of its proper divisors (2348138213).

6766311963 is a wasteful number, since it uses less digits than its factorization.

6766311963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54354.

The product of its digits is 734832, while the sum is 48.

The square root of 6766311963 is about 82257.5951690785. The cubic root of 6766311963 is about 1891.4027046704.

The spelling of 6766311963 in words is "six billion, seven hundred sixty-six million, three hundred eleven thousand, nine hundred sixty-three".