27993489586334 has 4 divisors (see below), whose sum is σ = 41990234379504. Its totient is φ = 13996744793166.

The previous prime is 27993489586303. The next prime is 27993489586397. The reversal of 27993489586334 is 43368598439972.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6998372396582 + ... + 6998372396585.

It is an arithmetic number, because the mean of its divisors is an integer number (10497558594876).

Almost surely, 2^{27993489586334} is an apocalyptic number.

27993489586334 is a deficient number, since it is larger than the sum of its proper divisors (13996744793170).

27993489586334 is a wasteful number, since it uses less digits than its factorization.

27993489586334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13996744793169.

The product of its digits is 8465264640, while the sum is 80.

The spelling of 27993489586334 in words is "twenty-seven trillion, nine hundred ninety-three billion, four hundred eighty-nine million, five hundred eighty-six thousand, three hundred thirty-four".