6451116132 has 24 divisors (see below), whose sum is σ = 15844847200. Its totient is φ = 2037194496.

The previous prime is 6451116121. The next prime is 6451116173. The reversal of 6451116132 is 2316111546.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6451116132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14146957 + ... + 14147412.

Almost surely, 2^6451116132 is an apocalyptic number.

It is an amenable number.

6451116132 is an abundant number, since it is smaller than the sum of its proper divisors (9393731068).

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

6451116132 is a wasteful number, since it uses less digits than its factorization.

6451116132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28294395 (or 28294393 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 6451116132 is about 80318.8404547775. The cubic root of 6451116132 is about 1861.5653500765.

Adding to 6451116132 its reverse (2316111546), we get a palindrome (8767227678).

The spelling of 6451116132 in words is "six billion, four hundred fifty-one million, one hundred sixteen thousand, one hundred thirty-two".