27343227547 has 4 divisors (see below), whose sum is σ = 27356908000. Its totient is φ = 27329547096.

The previous prime is 27343227529. The next prime is 27343227557. The reversal of 27343227547 is 74572234372.

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 27343227547 - 2¹⁵ = 27343194779 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27343227497 and 27343227506.

It is not an unprimeable number, because it can be changed into a prime (27343227557) 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, 6837228 + ... + 6841225.

It is an arithmetic number, because the mean of its divisors is an integer number (6839227000).

Almost surely, 2^27343227547 is an apocalyptic number.

27343227547 is a deficient number, since it is larger than the sum of its proper divisors (13680453).

27343227547 is a wasteful number, since it uses less digits than its factorization.

27343227547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13680452.

The product of its digits is 1975680, while the sum is 46.

The spelling of 27343227547 in words is "twenty-seven billion, three hundred forty-three million, two hundred twenty-seven thousand, five hundred forty-seven".