542236466617 has 2 divisors, whose sum is σ = 542236466618. Its totient is φ = 542236466616.

The previous prime is 542236466561. The next prime is 542236466659. The reversal of 542236466617 is 716664632245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495811731321 + 46424735296 = 704139^2 + 215464^2 .

It is a cyclic number.

It is not a de Polignac number, because 542236466617 - 2¹⁹ = 542235942329 is a prime.

It is not a weakly prime, because it can be changed into another prime (542236466677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271118233308 + 271118233309.

It is an arithmetic number, because the mean of its divisors is an integer number (271118233309).

Almost surely, 2^542236466617 is an apocalyptic number.

It is an amenable number.

542236466617 is a deficient number, since it is larger than the sum of its proper divisors (1).

542236466617 is an equidigital number, since it uses as much as digits as its factorization.

542236466617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 52.

The spelling of 542236466617 in words is "five hundred forty-two billion, two hundred thirty-six million, four hundred sixty-six thousand, six hundred seventeen".