623031216432263 has 2 divisors, whose sum is σ = 623031216432264. Its totient is φ = 623031216432262.

The previous prime is 623031216432197. The next prime is 623031216432269. The reversal of 623031216432263 is 362234612130326.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 623031216432263 - 2²⁴ = 623031199655047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623031216432269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311515608216131 + 311515608216132.

It is an arithmetic number, because the mean of its divisors is an integer number (311515608216132).

Almost surely, 2^{623031216432263} is an apocalyptic number.

623031216432263 is a deficient number, since it is larger than the sum of its proper divisors (1).

623031216432263 is an equidigital number, since it uses as much as digits as its factorization.

623031216432263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 44.

Adding to 623031216432263 its reverse (362234612130326), we get a palindrome (985265828562589).

The spelling of 623031216432263 in words is "six hundred twenty-three trillion, thirty-one billion, two hundred sixteen million, four hundred thirty-two thousand, two hundred sixty-three".