2742418047247 has 2 divisors, whose sum is σ = 2742418047248. Its totient is φ = 2742418047246.

The previous prime is 2742418047209. The next prime is 2742418047253. The reversal of 2742418047247 is 7427408142472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2742418047247 - 2⁷ = 2742418047119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2742418047194 and 2742418047203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742418047287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371209023623 + 1371209023624.

It is an arithmetic number, because the mean of its divisors is an integer number (1371209023624).

Almost surely, 2^{2742418047247} is an apocalyptic number.

2742418047247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742418047247 is an equidigital number, since it uses as much as digits as its factorization.

2742418047247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5619712, while the sum is 52.

The spelling of 2742418047247 in words is "two trillion, seven hundred forty-two billion, four hundred eighteen million, forty-seven thousand, two hundred forty-seven".