271540161065811 has 16 divisors (see below), whose sum is σ = 407708394329088. Its totient is φ = 159261091533600.

The previous prime is 271540161065791. The next prime is 271540161065819. The reversal of 271540161065811 is 118560161045172.

It is not a de Polignac number, because 271540161065811 - 2⁵ = 271540161065779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (271540161065819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132717575256 + ... + 132717577301.

It is an arithmetic number, because the mean of its divisors is an integer number (25481774645568).

Almost surely, 2^{271540161065811} is an apocalyptic number.

271540161065811 is a deficient number, since it is larger than the sum of its proper divisors (136168233263277).

271540161065811 is a wasteful number, since it uses less digits than its factorization.

271540161065811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265435152602.

The product of its (nonzero) digits is 403200, while the sum is 48.

The spelling of 271540161065811 in words is "two hundred seventy-one trillion, five hundred forty billion, one hundred sixty-one million, sixty-five thousand, eight hundred eleven".