12583311563 has 8 divisors (see below), whose sum is σ = 12757693536. Its totient is φ = 12408984000.

The previous prime is 12583311397. The next prime is 12583311641. The reversal of 12583311563 is 36511338521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12583311563 - 2³⁰ = 11509569739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12583311163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732533 + ... + 749513.

It is an arithmetic number, because the mean of its divisors is an integer number (1594711692).

Almost surely, 2^12583311563 is an apocalyptic number.

12583311563 is a deficient number, since it is larger than the sum of its proper divisors (174381973).

12583311563 is a wasteful number, since it uses less digits than its factorization.

12583311563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27205.

The product of its digits is 64800, while the sum is 38.

The spelling of 12583311563 in words is "twelve billion, five hundred eighty-three million, three hundred eleven thousand, five hundred sixty-three".