27089621201 has 4 divisors (see below), whose sum is σ = 28023746100. Its totient is φ = 26155496304.

The previous prime is 27089621189. The next prime is 27089621243. The reversal of 27089621201 is 10212698072.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22680661201 + 4408960000 = 150601^2 + 66400^2 .

It is a cyclic number.

It is not a de Polignac number, because 27089621201 - 2⁶ = 27089621137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27089621291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467062406 + ... + 467062463.

It is an arithmetic number, because the mean of its divisors is an integer number (7005936525).

Almost surely, 2^27089621201 is an apocalyptic number.

It is an amenable number.

27089621201 is a deficient number, since it is larger than the sum of its proper divisors (934124899).

27089621201 is an equidigital number, since it uses as much as digits as its factorization.

27089621201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934124898.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 27089621201 in words is "twenty-seven billion, eighty-nine million, six hundred twenty-one thousand, two hundred one".