12663433124 has 12 divisors (see below), whose sum is σ = 22165556700. Its totient is φ = 6330416928.

The previous prime is 12663433091. The next prime is 12663433157. The reversal of 12663433124 is 42133436621.

It is an interprime number because it is at equal distance from previous prime (12663433091) and next prime (12663433157).

It can be written as a sum of positive squares in 2 ways, for example, as 12624769600 + 38663524 = 112360^2 + 6218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302819 + ... + 342090.

It is an arithmetic number, because the mean of its divisors is an integer number (1847129725).

Almost surely, 2^12663433124 is an apocalyptic number.

It is an amenable number.

12663433124 is a deficient number, since it is larger than the sum of its proper divisors (9502123576).

12663433124 is a wasteful number, since it uses less digits than its factorization.

12663433124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649822 (or 649820 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

Adding to 12663433124 its reverse (42133436621), we get a palindrome (54796869745).

The spelling of 12663433124 in words is "twelve billion, six hundred sixty-three million, four hundred thirty-three thousand, one hundred twenty-four".