12263305663 has 4 divisors (see below), whose sum is σ = 14015206480. Its totient is φ = 10511404848.

The previous prime is 12263305633. The next prime is 12263305687. The reversal of 12263305663 is 36650336221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36650336221 = 103 ⋅355828507.

It is not a de Polignac number, because 12263305663 - 2²¹ = 12261208511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12263305633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875950398 + ... + 875950411.

It is an arithmetic number, because the mean of its divisors is an integer number (3503801620).

Almost surely, 2^12263305663 is an apocalyptic number.

12263305663 is a deficient number, since it is larger than the sum of its proper divisors (1751900817).

12263305663 is an equidigital number, since it uses as much as digits as its factorization.

12263305663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751900816.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 12263305663 in words is "twelve billion, two hundred sixty-three million, three hundred five thousand, six hundred sixty-three".