2742394295161 has 2 divisors, whose sum is σ = 2742394295162. Its totient is φ = 2742394295160.

The previous prime is 2742394295071. The next prime is 2742394295189. The reversal of 2742394295161 is 1615924932472.

2742394295161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2712872526400 + 29521768761 = 1647080^2 + 171819^2 .

It is a cyclic number.

It is not a de Polignac number, because 2742394295161 - 2¹⁷ = 2742394164089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2742394295261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371197147580 + 1371197147581.

It is an arithmetic number, because the mean of its divisors is an integer number (1371197147581).

Almost surely, 2^{2742394295161} is an apocalyptic number.

It is an amenable number.

2742394295161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742394295161 is an equidigital number, since it uses as much as digits as its factorization.

2742394295161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

The spelling of 2742394295161 in words is "two trillion, seven hundred forty-two billion, three hundred ninety-four million, two hundred ninety-five thousand, one hundred sixty-one".