2741726426563 has 2 divisors, whose sum is σ = 2741726426564. Its totient is φ = 2741726426562.

The previous prime is 2741726426557. The next prime is 2741726426629. The reversal of 2741726426563 is 3656246271472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2741726426563 - 2¹⁷ = 2741726295491 is a prime.

It is a super-2 number, since 2×2741726426563² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2741726426363) 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, 1370863213281 + 1370863213282.

It is an arithmetic number, because the mean of its divisors is an integer number (1370863213282).

Almost surely, 2^{2741726426563} is an apocalyptic number.

2741726426563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2741726426563 is an equidigital number, since it uses as much as digits as its factorization.

2741726426563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20321280, while the sum is 55.

The spelling of 2741726426563 in words is "two trillion, seven hundred forty-one billion, seven hundred twenty-six million, four hundred twenty-six thousand, five hundred sixty-three".