28000300252528 has 20 divisors (see below), whose sum is σ = 54250688188840. Its totient is φ = 14000122655424.

The previous prime is 28000300252499. The next prime is 28000300252537. The reversal of 28000300252528 is 82525200300082.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8553943 + ... + 11365321.

It is an arithmetic number, because the mean of its divisors is an integer number (2712534409442).

Almost surely, 2^{28000300252528} is an apocalyptic number.

It is an amenable number.

28000300252528 is a deficient number, since it is larger than the sum of its proper divisors (26250387936312).

28000300252528 is a wasteful number, since it uses less digits than its factorization.

28000300252528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433864 (or 3433858 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 28000300252528 in words is "twenty-eight trillion, three hundred million, two hundred fifty-two thousand, five hundred twenty-eight".