27361543105 has 16 divisors (see below), whose sum is σ = 36315198864. Its totient is φ = 19659352320.

The previous prime is 27361543103. The next prime is 27361543159. The reversal of 27361543105 is 50134516372.

It can be written as a sum of positive squares in 8 ways, for example, as 1821667761 + 25539875344 = 42681^2 + 159812^2 .

It is not a de Polignac number, because 27361543105 - 2¹ = 27361543103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27361543103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5686066 + ... + 5690875.

It is an arithmetic number, because the mean of its divisors is an integer number (2269699929).

Almost surely, 2^27361543105 is an apocalyptic number.

It is an amenable number.

27361543105 is a deficient number, since it is larger than the sum of its proper divisors (8953655759).

27361543105 is a wasteful number, since it uses less digits than its factorization.

27361543105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11376996.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 27361543105 in words is "twenty-seven billion, three hundred sixty-one million, five hundred forty-three thousand, one hundred five".