271965475487 has 2 divisors, whose sum is σ = 271965475488. Its totient is φ = 271965475486.

The previous prime is 271965475477. The next prime is 271965475589. The reversal of 271965475487 is 784574569172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 271965475487 - 2⁴ = 271965475471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271965475477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135982737743 + 135982737744.

It is an arithmetic number, because the mean of its divisors is an integer number (135982737744).

Almost surely, 2^271965475487 is an apocalyptic number.

271965475487 is a deficient number, since it is larger than the sum of its proper divisors (1).

271965475487 is an equidigital number, since it uses as much as digits as its factorization.

271965475487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 118540800, while the sum is 65.

The spelling of 271965475487 in words is "two hundred seventy-one billion, nine hundred sixty-five million, four hundred seventy-five thousand, four hundred eighty-seven".