72338811263 has 2 divisors, whose sum is σ = 72338811264. Its totient is φ = 72338811262.

The previous prime is 72338811257. The next prime is 72338811329. The reversal of 72338811263 is 36211883327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72338811263 - 2⁶ = 72338811199 is a prime.

It is a super-2 number, since 2×72338811263² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72338811203) 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, 36169405631 + 36169405632.

It is an arithmetic number, because the mean of its divisors is an integer number (36169405632).

Almost surely, 2^72338811263 is an apocalyptic number.

72338811263 is a deficient number, since it is larger than the sum of its proper divisors (1).

72338811263 is an equidigital number, since it uses as much as digits as its factorization.

72338811263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The spelling of 72338811263 in words is "seventy-two billion, three hundred thirty-eight million, eight hundred eleven thousand, two hundred sixty-three".