12633496434 has 24 divisors (see below), whose sum is σ = 29478158892. Its totient is φ = 3887229600.

The previous prime is 12633496429. The next prime is 12633496441. The reversal of 12633496434 is 43469433621.

12633496434 is a `hidden beast` number, since 1 + 2 + 633 + 4 + 9 + 6 + 4 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9859894209 + 2773602225 = 99297^2 + 52665^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12633496434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26994417 + ... + 26994884.

Almost surely, 2^12633496434 is an apocalyptic number.

12633496434 is an abundant number, since it is smaller than the sum of its proper divisors (16844662458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12633496434 is a wasteful number, since it uses less digits than its factorization.

12633496434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53989322 (or 53989319 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

The spelling of 12633496434 in words is "twelve billion, six hundred thirty-three million, four hundred ninety-six thousand, four hundred thirty-four".