27732420071 has 2 divisors, whose sum is σ = 27732420072. Its totient is φ = 27732420070.

The previous prime is 27732420047. The next prime is 27732420097. The reversal of 27732420071 is 17002423772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27732420071 - 2¹⁴ = 27732403687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27732420031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13866210035 + 13866210036.

It is an arithmetic number, because the mean of its divisors is an integer number (13866210036).

Almost surely, 2^27732420071 is an apocalyptic number.

27732420071 is a deficient number, since it is larger than the sum of its proper divisors (1).

27732420071 is an equidigital number, since it uses as much as digits as its factorization.

27732420071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 27732420071 in words is "twenty-seven billion, seven hundred thirty-two million, four hundred twenty thousand, seventy-one".