27575057825828 has 6 divisors (see below), whose sum is σ = 48256351195206. Its totient is φ = 13787528912912.

The previous prime is 27575057825827. The next prime is 27575057825857. The reversal of 27575057825828 is 82852875057572.

It can be written as a sum of positive squares in only one way, i.e., 14782933040164 + 12792124785664 = 3844858^2 + 3576608^2 .

It is not an unprimeable number, because it can be changed into a prime (27575057825827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3446882228225 + ... + 3446882228232.

It is an arithmetic number, because the mean of its divisors is an integer number (8042725199201).

Almost surely, 2^{27575057825828} is an apocalyptic number.

It is an amenable number.

27575057825828 is a deficient number, since it is larger than the sum of its proper divisors (20681293369378).

27575057825828 is a wasteful number, since it uses less digits than its factorization.

27575057825828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6893764456461 (or 6893764456459 counting only the distinct ones).

The product of its (nonzero) digits is 878080000, while the sum is 71.

The spelling of 27575057825828 in words is "twenty-seven trillion, five hundred seventy-five billion, fifty-seven million, eight hundred twenty-five thousand, eight hundred twenty-eight".