27133416065 has 12 divisors (see below), whose sum is σ = 37876034196. Its totient is φ = 18605770848.

The previous prime is 27133416059. The next prime is 27133416071. The reversal of 27133416065 is 56061433172.

It is an interprime number because it is at equal distance from previous prime (27133416059) and next prime (27133416071).

It can be written as a sum of positive squares in 2 ways, for example, as 5324329024 + 21809087041 = 72968^2 + 147679^2 .

It is not a de Polignac number, because 27133416065 - 2¹⁶ = 27133350529 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55374074 + ... + 55374563.

It is an arithmetic number, because the mean of its divisors is an integer number (3156336183).

Almost surely, 2^27133416065 is an apocalyptic number.

It is an amenable number.

27133416065 is a deficient number, since it is larger than the sum of its proper divisors (10742618131).

27133416065 is a wasteful number, since it uses less digits than its factorization.

27133416065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110748656 (or 110748649 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 27133416065 in words is "twenty-seven billion, one hundred thirty-three million, four hundred sixteen thousand, sixty-five".