6461130663 has 12 divisors (see below), whose sum is σ = 10050647880. Its totient is φ = 3976080336.

The previous prime is 6461130589. The next prime is 6461130667. The reversal of 6461130663 is 3660311646.

6461130663 is a `hidden beast` number, since 6 + 4 + 611 + 30 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 6461130663 - 2⁸ = 6461130407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6461130667) 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, 27611553 + ... + 27611786.

It is an arithmetic number, because the mean of its divisors is an integer number (837553990).

Almost surely, 2^6461130663 is an apocalyptic number.

6461130663 is a deficient number, since it is larger than the sum of its proper divisors (3589517217).

6461130663 is a wasteful number, since it uses less digits than its factorization.

6461130663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55223358 (or 55223355 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 6461130663 is about 80381.1586318585. The cubic root of 6461130663 is about 1862.5281325901.

The spelling of 6461130663 in words is "six billion, four hundred sixty-one million, one hundred thirty thousand, six hundred sixty-three".