16263444436223 has 2 divisors, whose sum is σ = 16263444436224. Its totient is φ = 16263444436222.

The previous prime is 16263444436147. The next prime is 16263444436319. The reversal of 16263444436223 is 32263444436261.

It is a weak prime.

It is an emirp because it is prime and its reverse (32263444436261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16263444436223 - 2²⁶ = 16263377327359 is a prime.

It is a super-2 number, since 2×16263444436223² (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 (16263444430223) 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, 8131722218111 + 8131722218112.

It is an arithmetic number, because the mean of its divisors is an integer number (8131722218112).

Almost surely, 2^{16263444436223} is an apocalyptic number.

16263444436223 is a deficient number, since it is larger than the sum of its proper divisors (1).

16263444436223 is an equidigital number, since it uses as much as digits as its factorization.

16263444436223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 50.

The spelling of 16263444436223 in words is "sixteen trillion, two hundred sixty-three billion, four hundred forty-four million, four hundred thirty-six thousand, two hundred twenty-three".