2740698480397 has 2 divisors, whose sum is σ = 2740698480398. Its totient is φ = 2740698480396.

The previous prime is 2740698480371. The next prime is 2740698480451. The reversal of 2740698480397 is 7930848960472.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1478998931881 + 1261699548516 = 1216141^2 + 1123254^2 .

It is a cyclic number.

It is not a de Polignac number, because 2740698480397 - 2⁷ = 2740698480269 is a prime.

It is a super-2 number, since 2×2740698480397² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2740698480367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370349240198 + 1370349240199.

It is an arithmetic number, because the mean of its divisors is an integer number (1370349240199).

Almost surely, 2^{2740698480397} is an apocalyptic number.

It is an amenable number.

2740698480397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740698480397 is an equidigital number, since it uses as much as digits as its factorization.

2740698480397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 146313216, while the sum is 67.

The spelling of 2740698480397 in words is "two trillion, seven hundred forty billion, six hundred ninety-eight million, four hundred eighty thousand, three hundred ninety-seven".