12632347634 has 16 divisors (see below), whose sum is σ = 19494793248. Its totient is φ = 6136666272.

The previous prime is 12632347627. The next prime is 12632347639. The reversal of 12632347634 is 43674323621.

It is a junction number, because it is equal to n+sod(n) for n = 12632347591 and 12632347600.

It is not an unprimeable number, because it can be changed into a prime (12632347639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635912 + ... + 655475.

It is an arithmetic number, because the mean of its divisors is an integer number (1218424578).

Almost surely, 2^12632347634 is an apocalyptic number.

12632347634 is a deficient number, since it is larger than the sum of its proper divisors (6862445614).

12632347634 is a wasteful number, since it uses less digits than its factorization.

12632347634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291529.

The product of its digits is 435456, while the sum is 41.

The spelling of 12632347634 in words is "twelve billion, six hundred thirty-two million, three hundred forty-seven thousand, six hundred thirty-four".