6431321130063 has 32 divisors (see below), whose sum is σ = 8648159270400. Its totient is φ = 4251206875776.

The previous prime is 6431321130011. The next prime is 6431321130077. The reversal of 6431321130063 is 3600311231346.

It is not a de Polignac number, because 6431321130063 - 2²⁸ = 6431052694607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6431321131063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163282270 + ... + 163321652.

It is an arithmetic number, because the mean of its divisors is an integer number (270254977200).

Almost surely, 2^{6431321130063} is an apocalyptic number.

6431321130063 is a deficient number, since it is larger than the sum of its proper divisors (2216838140337).

6431321130063 is a wasteful number, since it uses less digits than its factorization.

6431321130063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40591.

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 6431321130063 in words is "six trillion, four hundred thirty-one billion, three hundred twenty-one million, one hundred thirty thousand, sixty-three".