28325885275612 has 24 divisors (see below), whose sum is σ = 49904024662800. Its totient is φ = 14067596472960.

The previous prime is 28325885275601. The next prime is 28325885275613. The reversal of 28325885275612 is 21657258852382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28325885275613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29704312 + ... + 30643072.

It is an arithmetic number, because the mean of its divisors is an integer number (2079334360950).

Almost surely, 2^{28325885275612} is an apocalyptic number.

It is an amenable number.

28325885275612 is a deficient number, since it is larger than the sum of its proper divisors (21578139387188).

28325885275612 is a wasteful number, since it uses less digits than its factorization.

28325885275612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989541 (or 989539 counting only the distinct ones).

The product of its digits is 129024000, while the sum is 64.

The spelling of 28325885275612 in words is "twenty-eight trillion, three hundred twenty-five billion, eight hundred eighty-five million, two hundred seventy-five thousand, six hundred twelve".