27061743005 has 16 divisors (see below), whose sum is σ = 35609851584. Its totient is φ = 19579284480.

The previous prime is 27061742999. The next prime is 27061743019. The reversal of 27061743005 is 50034716072.

It is not a de Polignac number, because 27061743005 - 2²² = 27057548701 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 1264079 + ... + 1285308.

It is an arithmetic number, because the mean of its divisors is an integer number (2225615724).

Almost surely, 2^27061743005 is an apocalyptic number.

It is an amenable number.

27061743005 is a deficient number, since it is larger than the sum of its proper divisors (8548108579).

27061743005 is a wasteful number, since it uses less digits than its factorization.

27061743005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549596.

The product of its (nonzero) digits is 35280, while the sum is 35.

The spelling of 27061743005 in words is "twenty-seven billion, sixty-one million, seven hundred forty-three thousand, five".