27935881343 has 4 divisors (see below), whose sum is σ = 28038966048. Its totient is φ = 27832796640.

The previous prime is 27935881339. The next prime is 27935881349. The reversal of 27935881343 is 34318853972.

It is a happy number.

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 27935881343 - 2² = 27935881339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27935881349) 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 3 ways as a sum of consecutive naturals, for example, 51541946 + ... + 51542487.

It is an arithmetic number, because the mean of its divisors is an integer number (7009741512).

Almost surely, 2^27935881343 is an apocalyptic number.

27935881343 is a deficient number, since it is larger than the sum of its proper divisors (103084705).

27935881343 is a wasteful number, since it uses less digits than its factorization.

27935881343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103084704.

The product of its digits is 4354560, while the sum is 53.

The spelling of 27935881343 in words is "twenty-seven billion, nine hundred thirty-five million, eight hundred eighty-one thousand, three hundred forty-three".