27113687038 has 4 divisors (see below), whose sum is σ = 40670530560. Its totient is φ = 13556843518.

The previous prime is 27113687017. The next prime is 27113687063. The reversal of 27113687038 is 83078631172.

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 (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6778421758 + ... + 6778421761.

It is an arithmetic number, because the mean of its divisors is an integer number (10167632640).

Almost surely, 2^27113687038 is an apocalyptic number.

27113687038 is a deficient number, since it is larger than the sum of its proper divisors (13556843522).

27113687038 is a wasteful number, since it uses less digits than its factorization.

27113687038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13556843521.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 27113687038 in words is "twenty-seven billion, one hundred thirteen million, six hundred eighty-seven thousand, thirty-eight".