271716061019497 has 2 divisors, whose sum is σ = 271716061019498. Its totient is φ = 271716061019496.

The previous prime is 271716061019443. The next prime is 271716061019567. The reversal of 271716061019497 is 794910160617172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219365395158121 + 52350665861376 = 14810989^2 + 7235376^2 .

It is a cyclic number.

It is not a de Polignac number, because 271716061019497 - 2¹¹ = 271716061017449 is a prime.

It is not a weakly prime, because it can be changed into another prime (271716061017497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135858030509748 + 135858030509749.

It is an arithmetic number, because the mean of its divisors is an integer number (135858030509749).

Almost surely, 2^{271716061019497} is an apocalyptic number.

It is an amenable number.

271716061019497 is a deficient number, since it is larger than the sum of its proper divisors (1).

271716061019497 is an equidigital number, since it uses as much as digits as its factorization.

271716061019497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 61.

The spelling of 271716061019497 in words is "two hundred seventy-one trillion, seven hundred sixteen billion, sixty-one million, nineteen thousand, four hundred ninety-seven".