63263656344331 has 2 divisors, whose sum is σ = 63263656344332. Its totient is φ = 63263656344330.

The previous prime is 63263656344257. The next prime is 63263656344349. The reversal of 63263656344331 is 13344365636236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63263656344331 - 2⁴¹ = 61064633088779 is a prime.

It is a super-2 number, since 2×63263656344331² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63263656348331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31631828172165 + 31631828172166.

It is an arithmetic number, because the mean of its divisors is an integer number (31631828172166).

Almost surely, 2^{63263656344331} is an apocalyptic number.

63263656344331 is a deficient number, since it is larger than the sum of its proper divisors (1).

63263656344331 is an equidigital number, since it uses as much as digits as its factorization.

63263656344331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50388480, while the sum is 55.

The spelling of 63263656344331 in words is "sixty-three trillion, two hundred sixty-three billion, six hundred fifty-six million, three hundred forty-four thousand, three hundred thirty-one".