28112632484 has 24 divisors (see below), whose sum is σ = 52763538240. Its totient is φ = 13065253344.

The previous prime is 28112632477. The next prime is 28112632517. The reversal of 28112632484 is 48423621182.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3485624 + ... + 3493679.

It is an arithmetic number, because the mean of its divisors is an integer number (2198480760).

Almost surely, 2^28112632484 is an apocalyptic number.

It is an amenable number.

28112632484 is a deficient number, since it is larger than the sum of its proper divisors (24650905756).

28112632484 is a wasteful number, since it uses less digits than its factorization.

28112632484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979379 (or 6979377 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The spelling of 28112632484 in words is "twenty-eight billion, one hundred twelve million, six hundred thirty-two thousand, four hundred eighty-four".