271545744761 has 2 divisors, whose sum is σ = 271545744762. Its totient is φ = 271545744760.

The previous prime is 271545744733. The next prime is 271545744763. The reversal of 271545744761 is 167447545172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222801936361 + 48743808400 = 472019^2 + 220780^2 .

It is a cyclic number.

It is not a de Polignac number, because 271545744761 - 2¹⁰ = 271545743737 is a prime.

Together with 271545744763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (271545744763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135772872380 + 135772872381.

It is an arithmetic number, because the mean of its divisors is an integer number (135772872381).

Almost surely, 2^271545744761 is an apocalyptic number.

It is an amenable number.

271545744761 is a deficient number, since it is larger than the sum of its proper divisors (1).

271545744761 is an equidigital number, since it uses as much as digits as its factorization.

271545744761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6585600, while the sum is 53.

The spelling of 271545744761 in words is "two hundred seventy-one billion, five hundred forty-five million, seven hundred forty-four thousand, seven hundred sixty-one".