63662248631 has 2 divisors, whose sum is σ = 63662248632. Its totient is φ = 63662248630.

The previous prime is 63662248589. The next prime is 63662248633. The reversal of 63662248631 is 13684226636.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63662248631 - 2²⁶ = 63595139767 is a prime.

It is a super-2 number, since 2×63662248631² (a number of 22 digits) contains 22 as substring.

Together with 63662248633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63662248633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31831124315 + 31831124316.

It is an arithmetic number, because the mean of its divisors is an integer number (31831124316).

Almost surely, 2^63662248631 is an apocalyptic number.

63662248631 is a deficient number, since it is larger than the sum of its proper divisors (1).

63662248631 is an equidigital number, since it uses as much as digits as its factorization.

63662248631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 47.

The spelling of 63662248631 in words is "sixty-three billion, six hundred sixty-two million, two hundred forty-eight thousand, six hundred thirty-one".