2742418017247 has 2 divisors, whose sum is σ = 2742418017248. Its totient is φ = 2742418017246.

The previous prime is 2742418017203. The next prime is 2742418017259. The reversal of 2742418017247 is 7427108142472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2742418017247 - 2²³ = 2742409628639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2742418017247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742418047247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371209008623 + 1371209008624.

It is an arithmetic number, because the mean of its divisors is an integer number (1371209008624).

Almost surely, 2^{2742418017247} is an apocalyptic number.

2742418017247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742418017247 is an equidigital number, since it uses as much as digits as its factorization.

2742418017247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1404928, while the sum is 49.

The spelling of 2742418017247 in words is "two trillion, seven hundred forty-two billion, four hundred eighteen million, seventeen thousand, two hundred forty-seven".