28558452632 has 16 divisors (see below), whose sum is σ = 53654415000. Its totient is φ = 14250608640.

The previous prime is 28558452577. The next prime is 28558452647. The reversal of 28558452632 is 23625485582.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3572969 + ... + 3580952.

Almost surely, 2^28558452632 is an apocalyptic number.

It is an amenable number.

28558452632 is a deficient number, since it is larger than the sum of its proper divisors (25095962368).

28558452632 is a wasteful number, since it uses less digits than its factorization.

28558452632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7154426 (or 7154422 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 50.

The spelling of 28558452632 in words is "twenty-eight billion, five hundred fifty-eight million, four hundred fifty-two thousand, six hundred thirty-two".