27484085399 has 2 divisors, whose sum is σ = 27484085400. Its totient is φ = 27484085398.

The previous prime is 27484085341. The next prime is 27484085437. The reversal of 27484085399 is 99358048472.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27484085399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27484085339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13742042699 + 13742042700.

It is an arithmetic number, because the mean of its divisors is an integer number (13742042700).

Almost surely, 2^27484085399 is an apocalyptic number.

27484085399 is a deficient number, since it is larger than the sum of its proper divisors (1).

27484085399 is an equidigital number, since it uses as much as digits as its factorization.

27484085399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 27484085399 in words is "twenty-seven billion, four hundred eighty-four million, eighty-five thousand, three hundred ninety-nine".