12268620563 has 4 divisors (see below), whose sum is σ = 12387733488. Its totient is φ = 12149507640.

The previous prime is 12268620557. The next prime is 12268620569. The reversal of 12268620563 is 36502686221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12268620557) and next prime (12268620569).

It is a cyclic number.

It is not a de Polignac number, because 12268620563 - 2⁸ = 12268620307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12268620563.

It is not an unprimeable number, because it can be changed into a prime (12268620569) 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, 59556308 + ... + 59556513.

It is an arithmetic number, because the mean of its divisors is an integer number (3096933372).

Almost surely, 2^12268620563 is an apocalyptic number.

12268620563 is a deficient number, since it is larger than the sum of its proper divisors (119112925).

12268620563 is a wasteful number, since it uses less digits than its factorization.

12268620563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119112924.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 12268620563 in words is "twelve billion, two hundred sixty-eight million, six hundred twenty thousand, five hundred sixty-three".