27350000641 has 4 divisors (see below), whose sum is σ = 27467382852. Its totient is φ = 27232618432.

The previous prime is 27350000551. The next prime is 27350000677. The reversal of 27350000641 is 14600005372.

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 9960040000 + 17389960641 = 99800^2 + 131871^2 .

It is a cyclic number.

It is not a de Polignac number, because 27350000641 - 2¹¹ = 27349998593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27350000941) 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, 58690756 + ... + 58691221.

It is an arithmetic number, because the mean of its divisors is an integer number (6866845713).

Almost surely, 2^27350000641 is an apocalyptic number.

It is an amenable number.

27350000641 is a deficient number, since it is larger than the sum of its proper divisors (117382211).

27350000641 is a wasteful number, since it uses less digits than its factorization.

27350000641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117382210.

The product of its (nonzero) digits is 5040, while the sum is 28.

The spelling of 27350000641 in words is "twenty-seven billion, three hundred fifty million, six hundred forty-one", and thus it is an aban number.