27299996728 has 16 divisors (see below), whose sum is σ = 51291752760. Its totient is φ = 13622196000.

The previous prime is 27299996719. The next prime is 27299996743. The reversal of 27299996728 is 82769999272.

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 in 3 ways as a sum of consecutive naturals, for example, 3471123 + ... + 3478978.

Almost surely, 2^27299996728 is an apocalyptic number.

It is an amenable number.

27299996728 is a deficient number, since it is larger than the sum of its proper divisors (23991756032).

27299996728 is a wasteful number, since it uses less digits than its factorization.

27299996728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6950598 (or 6950594 counting only the distinct ones).

The product of its digits is 123451776, while the sum is 70.

The spelling of 27299996728 in words is "twenty-seven billion, two hundred ninety-nine million, nine hundred ninety-six thousand, seven hundred twenty-eight".