6761166463 has 4 divisors (see below), whose sum is σ = 6762046288. Its totient is φ = 6760286640.

The previous prime is 6761166449. The next prime is 6761166481. The reversal of 6761166463 is 3646611676.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6761166463 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 (6761166163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428283 + ... + 443788.

It is an arithmetic number, because the mean of its divisors is an integer number (1690511572).

Almost surely, 2^6761166463 is an apocalyptic number.

6761166463 is a deficient number, since it is larger than the sum of its proper divisors (879825).

6761166463 is an equidigital number, since it uses as much as digits as its factorization.

6761166463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879824.

The product of its digits is 653184, while the sum is 46.

The square root of 6761166463 is about 82226.3124735629. The cubic root of 6761166463 is about 1890.9231386136.

The spelling of 6761166463 in words is "six billion, seven hundred sixty-one million, one hundred sixty-six thousand, four hundred sixty-three".