27456791039 has 2 divisors, whose sum is σ = 27456791040. Its totient is φ = 27456791038.

The previous prime is 27456791009. The next prime is 27456791081. The reversal of 27456791039 is 93019765472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27456791039 - 2⁸ = 27456790783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27456791009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13728395519 + 13728395520.

It is an arithmetic number, because the mean of its divisors is an integer number (13728395520).

Almost surely, 2^27456791039 is an apocalyptic number.

27456791039 is a deficient number, since it is larger than the sum of its proper divisors (1).

27456791039 is an equidigital number, since it uses as much as digits as its factorization.

27456791039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 27456791039 in words is "twenty-seven billion, four hundred fifty-six million, seven hundred ninety-one thousand, thirty-nine".