27748013315 has 16 divisors (see below), whose sum is σ = 36328594176. Its totient is φ = 20178194400.

The previous prime is 27748013263. The next prime is 27748013323. The reversal of 27748013315 is 51331084772.

It is not a de Polignac number, because 27748013315 - 2¹⁶ = 27747947779 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 629384 + ... + 672026.

It is an arithmetic number, because the mean of its divisors is an integer number (2270537136).

Almost surely, 2^27748013315 is an apocalyptic number.

27748013315 is a deficient number, since it is larger than the sum of its proper divisors (8580580861).

27748013315 is a wasteful number, since it uses less digits than its factorization.

27748013315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54490.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 27748013315 in words is "twenty-seven billion, seven hundred forty-eight million, thirteen thousand, three hundred fifteen".