54204332512609 has 2 divisors, whose sum is σ = 54204332512610. Its totient is φ = 54204332512608.

The previous prime is 54204332512541. The next prime is 54204332512633. The reversal of 54204332512609 is 90621523340245.

It is a happy number.

54204332512609 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., 38340864000000 + 15863468512609 = 6192000^2 + 3982897^2 .

It is a cyclic number.

It is not a de Polignac number, because 54204332512609 - 2²¹ = 54204330415457 is a prime.

It is a super-2 number, since 2×54204332512609² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54204332512009) 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, 27102166256304 + 27102166256305.

It is an arithmetic number, because the mean of its divisors is an integer number (27102166256305).

Almost surely, 2^{54204332512609} is an apocalyptic number.

It is an amenable number.

54204332512609 is a deficient number, since it is larger than the sum of its proper divisors (1).

54204332512609 is an equidigital number, since it uses as much as digits as its factorization.

54204332512609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 54204332512609 in words is "fifty-four trillion, two hundred four billion, three hundred thirty-two million, five hundred twelve thousand, six hundred nine".