27934578736 has 20 divisors (see below), whose sum is σ = 54268360432. Its totient is φ = 13929840576.

The previous prime is 27934578701. The next prime is 27934578743. The reversal of 27934578736 is 63787543972.

It is a happy 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, 2334396 + ... + 2346331.

Almost surely, 2^27934578736 is an apocalyptic number.

It is an amenable number.

27934578736 is a deficient number, since it is larger than the sum of its proper divisors (26333781696).

27934578736 is a wasteful number, since it uses less digits than its factorization.

27934578736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4681108 (or 4681102 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 61.

The spelling of 27934578736 in words is "twenty-seven billion, nine hundred thirty-four million, five hundred seventy-eight thousand, seven hundred thirty-six".