27585745463 has 2 divisors, whose sum is σ = 27585745464. Its totient is φ = 27585745462.

The previous prime is 27585745459. The next prime is 27585745477. The reversal of 27585745463 is 36454758572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27585745463 - 2² = 27585745459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27585745399 and 27585745408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27585745423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13792872731 + 13792872732.

It is an arithmetic number, because the mean of its divisors is an integer number (13792872732).

Almost surely, 2^27585745463 is an apocalyptic number.

27585745463 is a deficient number, since it is larger than the sum of its proper divisors (1).

27585745463 is an equidigital number, since it uses as much as digits as its factorization.

27585745463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224000, while the sum is 56.

The spelling of 27585745463 in words is "twenty-seven billion, five hundred eighty-five million, seven hundred forty-five thousand, four hundred sixty-three".