27343197982 has 16 divisors (see below), whose sum is σ = 41192622432. Its totient is φ = 13612435200.

The previous prime is 27343197941. The next prime is 27343197989. The reversal of 27343197982 is 28979134372.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27343197989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473482 + ... + 528082.

It is an arithmetic number, because the mean of its divisors is an integer number (2574538902).

Almost surely, 2^27343197982 is an apocalyptic number.

27343197982 is a deficient number, since it is larger than the sum of its proper divisors (13849424450).

27343197982 is a wasteful number, since it uses less digits than its factorization.

27343197982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55683.

The product of its digits is 4572288, while the sum is 55.

The spelling of 27343197982 in words is "twenty-seven billion, three hundred forty-three million, one hundred ninety-seven thousand, nine hundred eighty-two".