27913038838 has 4 divisors (see below), whose sum is σ = 41869558260. Its totient is φ = 13956519418.

The previous prime is 27913038781. The next prime is 27913038847. The reversal of 27913038838 is 83883031972.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 6978259708 + ... + 6978259711.

It is an arithmetic number, because the mean of its divisors is an integer number (10467389565).

Almost surely, 2^27913038838 is an apocalyptic number.

27913038838 is a deficient number, since it is larger than the sum of its proper divisors (13956519422).

27913038838 is a wasteful number, since it uses less digits than its factorization.

27913038838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13956519421.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 27913038838 in words is "twenty-seven billion, nine hundred thirteen million, thirty-eight thousand, eight hundred thirty-eight".