12633943875 has 32 divisors (see below), whose sum is σ = 24026156544. Its totient is φ = 5775516000.

The previous prime is 12633943859. The next prime is 12633943877. The reversal of 12633943875 is 57834933621.

12633943875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12633943875 - 2⁴ = 12633943859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12633943877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2403841 + ... + 2409090.

It is an arithmetic number, because the mean of its divisors is an integer number (750817392).

Almost surely, 2^12633943875 is an apocalyptic number.

12633943875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12633943875 is a deficient number, since it is larger than the sum of its proper divisors (11392212669).

12633943875 is an equidigital number, since it uses as much as digits as its factorization.

12633943875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812956 (or 4812946 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The spelling of 12633943875 in words is "twelve billion, six hundred thirty-three million, nine hundred forty-three thousand, eight hundred seventy-five".