2718842610161 has 2 divisors, whose sum is σ = 2718842610162. Its totient is φ = 2718842610160.

The previous prime is 2718842610061. The next prime is 2718842610163. The reversal of 2718842610161 is 1610162488172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2717120360161 + 1722250000 = 1648369^2 + 41500^2 .

It is a cyclic number.

It is not a de Polignac number, because 2718842610161 - 2¹⁸ = 2718842348017 is a prime.

Together with 2718842610163, 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 (2718842610163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1359421305080 + 1359421305081.

It is an arithmetic number, because the mean of its divisors is an integer number (1359421305081).

Almost surely, 2^{2718842610161} is an apocalyptic number.

It is an amenable number.

2718842610161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2718842610161 is an equidigital number, since it uses as much as digits as its factorization.

2718842610161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 47.

The spelling of 2718842610161 in words is "two trillion, seven hundred eighteen billion, eight hundred forty-two million, six hundred ten thousand, one hundred sixty-one".