63144160631 has 2 divisors, whose sum is σ = 63144160632. Its totient is φ = 63144160630.

The previous prime is 63144160591. The next prime is 63144160711. The reversal of 63144160631 is 13606144136.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63144160631 - 2⁶ = 63144160567 is a prime.

It is a super-2 number, since 2×63144160631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63144160591 and 63144160600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63144160031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31572080315 + 31572080316.

It is an arithmetic number, because the mean of its divisors is an integer number (31572080316).

Almost surely, 2^63144160631 is an apocalyptic number.

63144160631 is a deficient number, since it is larger than the sum of its proper divisors (1).

63144160631 is an equidigital number, since it uses as much as digits as its factorization.

63144160631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 63144160631 in words is "sixty-three billion, one hundred forty-four million, one hundred sixty thousand, six hundred thirty-one".