2742455601247 has 2 divisors, whose sum is σ = 2742455601248. Its totient is φ = 2742455601246.

The previous prime is 2742455601163. The next prime is 2742455601269. The reversal of 2742455601247 is 7421065542472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2742455601247 - 2²⁷ = 2742321383519 is a prime.

It is a super-2 number, since 2×2742455601247² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2742455601247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742455631247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371227800623 + 1371227800624.

It is an arithmetic number, because the mean of its divisors is an integer number (1371227800624).

Almost surely, 2^{2742455601247} is an apocalyptic number.

2742455601247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742455601247 is an equidigital number, since it uses as much as digits as its factorization.

2742455601247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3763200, while the sum is 49.

The spelling of 2742455601247 in words is "two trillion, seven hundred forty-two billion, four hundred fifty-five million, six hundred one thousand, two hundred forty-seven".