27143052618371 has 4 divisors (see below), whose sum is σ = 27588020694144. Its totient is φ = 26698084542600.

The previous prime is 27143052618361. The next prime is 27143052618377. The reversal of 27143052618371 is 17381625034172.

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

It is a cyclic number.

It is not a de Polignac number, because 27143052618371 - 2¹⁸ = 27143052356227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27143052618377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222484037795 + ... + 222484037916.

It is an arithmetic number, because the mean of its divisors is an integer number (6897005173536).

Almost surely, 2^{27143052618371} is an apocalyptic number.

27143052618371 is a deficient number, since it is larger than the sum of its proper divisors (444968075773).

27143052618371 is an equidigital number, since it uses as much as digits as its factorization.

27143052618371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444968075772.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 27143052618371 in words is "twenty-seven trillion, one hundred forty-three billion, fifty-two million, six hundred eighteen thousand, three hundred seventy-one".