27942368823703 has 4 divisors (see below), whose sum is σ = 27947431769760. Its totient is φ = 27937305877648.

The previous prime is 27942368823619. The next prime is 27942368823779. The reversal of 27942368823703 is 30732886324972.

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 27942368823703 - 2¹³ = 27942368815511 is a prime.

It is a super-4 number, since 4×27942368823703⁴ (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27942368823503) 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, 2531464750 + ... + 2531475787.

It is an arithmetic number, because the mean of its divisors is an integer number (6986857942440).

Almost surely, 2^{27942368823703} is an apocalyptic number.

27942368823703 is a deficient number, since it is larger than the sum of its proper divisors (5062946057).

27942368823703 is an equidigital number, since it uses as much as digits as its factorization.

27942368823703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062946056.

The product of its (nonzero) digits is 146313216, while the sum is 64.

The spelling of 27942368823703 in words is "twenty-seven trillion, nine hundred forty-two billion, three hundred sixty-eight million, eight hundred twenty-three thousand, seven hundred three".