12631611146 has 32 divisors (see below), whose sum is σ = 23725975680. Its totient is φ = 4899902400.

The previous prime is 12631611127. The next prime is 12631611149. The reversal of 12631611146 is 64111613621.

12631611146 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12631611149) 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 15 ways as a sum of consecutive naturals, for example, 143825 + ... + 214356.

It is an arithmetic number, because the mean of its divisors is an integer number (741436740).

Almost surely, 2^12631611146 is an apocalyptic number.

12631611146 is a deficient number, since it is larger than the sum of its proper divisors (11094364534).

12631611146 is a wasteful number, since it uses less digits than its factorization.

12631611146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358430.

The product of its digits is 5184, while the sum is 32.

The spelling of 12631611146 in words is "twelve billion, six hundred thirty-one million, six hundred eleven thousand, one hundred forty-six".