27745196073 has 16 divisors (see below), whose sum is σ = 42282464256. Its totient is φ = 15852871440.

The previous prime is 27745196057. The next prime is 27745196081. The reversal of 27745196073 is 37069154772.

It is a happy number.

It is not a de Polignac number, because 27745196073 - 2⁴ = 27745196057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27745146073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181740 + ... + 297522.

It is an arithmetic number, because the mean of its divisors is an integer number (2642654016).

Almost surely, 2^27745196073 is an apocalyptic number.

It is an amenable number.

27745196073 is a deficient number, since it is larger than the sum of its proper divisors (14537268183).

27745196073 is a wasteful number, since it uses less digits than its factorization.

27745196073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127204.

The product of its (nonzero) digits is 2222640, while the sum is 51.

The spelling of 27745196073 in words is "twenty-seven billion, seven hundred forty-five million, one hundred ninety-six thousand, seventy-three".