27424564043 has 2 divisors, whose sum is σ = 27424564044. Its totient is φ = 27424564042.

The previous prime is 27424564039. The next prime is 27424564103. The reversal of 27424564043 is 34046542472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27424564043 - 2² = 27424564039 is a prime.

It is not a weakly prime, because it can be changed into another prime (27424584043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13712282021 + 13712282022.

It is an arithmetic number, because the mean of its divisors is an integer number (13712282022).

Almost surely, 2^27424564043 is an apocalyptic number.

27424564043 is a deficient number, since it is larger than the sum of its proper divisors (1).

27424564043 is an equidigital number, since it uses as much as digits as its factorization.

27424564043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 41.

The spelling of 27424564043 in words is "twenty-seven billion, four hundred twenty-four million, five hundred sixty-four thousand, forty-three".