27064727423 has 4 divisors (see below), whose sum is σ = 27724842768. Its totient is φ = 26404612080.

The previous prime is 27064727401. The next prime is 27064727483. The reversal of 27064727423 is 32472746072.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27064727423 - 2⁸ = 27064727167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27064727483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330057611 + ... + 330057692.

It is an arithmetic number, because the mean of its divisors is an integer number (6931210692).

Almost surely, 2^27064727423 is an apocalyptic number.

27064727423 is a deficient number, since it is larger than the sum of its proper divisors (660115345).

27064727423 is an equidigital number, since it uses as much as digits as its factorization.

27064727423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660115344.

The product of its (nonzero) digits is 790272, while the sum is 44.

The spelling of 27064727423 in words is "twenty-seven billion, sixty-four million, seven hundred twenty-seven thousand, four hundred twenty-three".