27071216530 has 32 divisors (see below), whose sum is σ = 51307531200. Its totient is φ = 10255626432.

The previous prime is 27071216521. The next prime is 27071216539. The reversal of 27071216530 is 3561217072.

It is an interprime number because it is at equal distance from previous prime (27071216521) and next prime (27071216539).

It is not an unprimeable number, because it can be changed into a prime (27071216539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 713581 + ... + 750559.

It is an arithmetic number, because the mean of its divisors is an integer number (1603360350).

Almost surely, 2^27071216530 is an apocalyptic number.

27071216530 is a deficient number, since it is larger than the sum of its proper divisors (24236314670).

27071216530 is a wasteful number, since it uses less digits than its factorization.

27071216530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40858.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 27071216530 in words is "twenty-seven billion, seventy-one million, two hundred sixteen thousand, five hundred thirty".