2718845341397 has 4 divisors (see below), whose sum is σ = 2718851924460. Its totient is φ = 2718838758336.

The previous prime is 2718845341379. The next prime is 2718845341441. The reversal of 2718845341397 is 7931435488172.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2023332708721 + 695512632676 = 1422439^2 + 833974^2 .

It is a cyclic number.

It is not a de Polignac number, because 2718845341397 - 2¹² = 2718845337301 is a prime.

It is a super-3 number, since 3×2718845341397³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2718845341307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2627348 + ... + 3512925.

It is an arithmetic number, because the mean of its divisors is an integer number (679712981115).

Almost surely, 2^{2718845341397} is an apocalyptic number.

It is an amenable number.

2718845341397 is a deficient number, since it is larger than the sum of its proper divisors (6583063).

2718845341397 is an equidigital number, since it uses as much as digits as its factorization.

2718845341397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583062.

The product of its digits is 40642560, while the sum is 62.

The spelling of 2718845341397 in words is "two trillion, seven hundred eighteen billion, eight hundred forty-five million, three hundred forty-one thousand, three hundred ninety-seven".