27384127856 has 20 divisors (see below), whose sum is σ = 53069228352. Its totient is φ = 13688843136.

The previous prime is 27384127787. The next prime is 27384127873. The reversal of 27384127856 is 65872148372.

It is a junction number, because it is equal to n+sod(n) for n = 27384127798 and 27384127807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130400 + ... + 267903.

Almost surely, 2^27384127856 is an apocalyptic number.

It is an amenable number.

27384127856 is a deficient number, since it is larger than the sum of its proper divisors (25685100496).

27384127856 is a wasteful number, since it uses less digits than its factorization.

27384127856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402608 (or 402602 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 53.

The spelling of 27384127856 in words is "twenty-seven billion, three hundred eighty-four million, one hundred twenty-seven thousand, eight hundred fifty-six".