28325281085182 has 4 divisors (see below), whose sum is σ = 42487921627776. Its totient is φ = 14162640542590.

The previous prime is 28325281085159. The next prime is 28325281085191. The reversal of 28325281085182 is 28158018252382.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7081320271294 + ... + 7081320271297.

It is an arithmetic number, because the mean of its divisors is an integer number (10621980406944).

Almost surely, 2^{28325281085182} is an apocalyptic number.

28325281085182 is a deficient number, since it is larger than the sum of its proper divisors (14162640542594).

28325281085182 is a wasteful number, since it uses less digits than its factorization.

28325281085182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14162640542593.

The product of its (nonzero) digits is 4915200, while the sum is 55.

The spelling of 28325281085182 in words is "twenty-eight trillion, three hundred twenty-five billion, two hundred eighty-one million, eighty-five thousand, one hundred eighty-two".