27143727061 has 8 divisors (see below), whose sum is σ = 29619510624. Its totient is φ = 24669305520.

The previous prime is 27143727053. The next prime is 27143727101. The reversal of 27143727061 is 16072734172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27143727061 - 2³ = 27143727053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27143797061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298606 + ... + 378751.

It is an arithmetic number, because the mean of its divisors is an integer number (3702438828).

Almost surely, 2^27143727061 is an apocalyptic number.

It is an amenable number.

27143727061 is a deficient number, since it is larger than the sum of its proper divisors (2475783563).

27143727061 is a wasteful number, since it uses less digits than its factorization.

27143727061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681011.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 27143727061 in words is "twenty-seven billion, one hundred forty-three million, seven hundred twenty-seven thousand, sixty-one".