27725743715 has 16 divisors (see below), whose sum is σ = 33686374176. Its totient is φ = 21903840000.

The previous prime is 27725743693. The next prime is 27725743753. The reversal of 27725743715 is 51734752772.

It is a happy number.

It is not a de Polignac number, because 27725743715 - 2¹² = 27725739619 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, 1032965 + ... + 1059465.

It is an arithmetic number, because the mean of its divisors is an integer number (2105398386).

Almost surely, 2^27725743715 is an apocalyptic number.

27725743715 is a deficient number, since it is larger than the sum of its proper divisors (5960630461).

27725743715 is a wasteful number, since it uses less digits than its factorization.

27725743715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29110.

The product of its digits is 2881200, while the sum is 50.

The spelling of 27725743715 in words is "twenty-seven billion, seven hundred twenty-five million, seven hundred forty-three thousand, seven hundred fifteen".