54846353557309 has 2 divisors, whose sum is σ = 54846353557310. Its totient is φ = 54846353557308.

The previous prime is 54846353557283. The next prime is 54846353557327. The reversal of 54846353557309 is 90375535364845.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34651800550084 + 20194553007225 = 5886578^2 + 4493835^2 .

It is a cyclic number.

It is not a de Polignac number, because 54846353557309 - 2¹⁷ = 54846353426237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54846353555309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27423176778654 + 27423176778655.

It is an arithmetic number, because the mean of its divisors is an integer number (27423176778655).

Almost surely, 2^{54846353557309} is an apocalyptic number.

It is an amenable number.

54846353557309 is a deficient number, since it is larger than the sum of its proper divisors (1).

54846353557309 is an equidigital number, since it uses as much as digits as its factorization.

54846353557309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480000, while the sum is 67.

The spelling of 54846353557309 in words is "fifty-four trillion, eight hundred forty-six billion, three hundred fifty-three million, five hundred fifty-seven thousand, three hundred nine".