10642623311263 has 2 divisors, whose sum is σ = 10642623311264. Its totient is φ = 10642623311262.

The previous prime is 10642623311251. The next prime is 10642623311311. The reversal of 10642623311263 is 36211332624601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10642623311263 - 2²⁵ = 10642589756831 is a prime.

It is a super-2 number, since 2×10642623311263² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10642623311213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321311655631 + 5321311655632.

It is an arithmetic number, because the mean of its divisors is an integer number (5321311655632).

Almost surely, 2^{10642623311263} is an apocalyptic number.

10642623311263 is a deficient number, since it is larger than the sum of its proper divisors (1).

10642623311263 is an equidigital number, since it uses as much as digits as its factorization.

10642623311263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

Adding to 10642623311263 its reverse (36211332624601), we get a palindrome (46853955935864).

The spelling of 10642623311263 in words is "ten trillion, six hundred forty-two billion, six hundred twenty-three million, three hundred eleven thousand, two hundred sixty-three".