27985888396 has 6 divisors (see below), whose sum is σ = 48975304700. Its totient is φ = 13992944196.

The previous prime is 27985888339. The next prime is 27985888417. The reversal of 27985888396 is 69388858972.

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 as a sum of consecutive naturals, namely, 3498236046 + ... + 3498236053.

Almost surely, 2^27985888396 is an apocalyptic number.

It is an amenable number.

27985888396 is a deficient number, since it is larger than the sum of its proper divisors (20989416304).

27985888396 is a wasteful number, since it uses less digits than its factorization.

27985888396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6996472103 (or 6996472101 counting only the distinct ones).

The product of its digits is 418037760, while the sum is 73.

The spelling of 27985888396 in words is "twenty-seven billion, nine hundred eighty-five million, eight hundred eighty-eight thousand, three hundred ninety-six".