12276434632 has 32 divisors (see below), whose sum is σ = 28698160320. Its totient is φ = 4783026240.

The previous prime is 12276434623. The next prime is 12276434659. The reversal of 12276434632 is 23643467221.

It is an unprimeable number.

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, 9964023 + ... + 9965254.

It is an arithmetic number, because the mean of its divisors is an integer number (896817510).

Almost surely, 2^12276434632 is an apocalyptic number.

It is an amenable number.

12276434632 is an abundant number, since it is smaller than the sum of its proper divisors (16421725688).

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

12276434632 is a wasteful number, since it uses less digits than its factorization.

12276434632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19929301 (or 19929297 counting only the distinct ones).

The product of its digits is 290304, while the sum is 40.

The spelling of 12276434632 in words is "twelve billion, two hundred seventy-six million, four hundred thirty-four thousand, six hundred thirty-two".