5447401856573 has 2 divisors, whose sum is σ = 5447401856574. Its totient is φ = 5447401856572.

The previous prime is 5447401856551. The next prime is 5447401856639. The reversal of 5447401856573 is 3756581047445.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4509345684484 + 938056172089 = 2123522^2 + 968533^2 .

It is a cyclic number.

It is not a de Polignac number, because 5447401856573 - 2¹⁴ = 5447401840189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5447401856543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2723700928286 + 2723700928287.

It is an arithmetic number, because the mean of its divisors is an integer number (2723700928287).

Almost surely, 2^{5447401856573} is an apocalyptic number.

It is an amenable number.

5447401856573 is a deficient number, since it is larger than the sum of its proper divisors (1).

5447401856573 is an equidigital number, since it uses as much as digits as its factorization.

5447401856573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448000, while the sum is 59.

The spelling of 5447401856573 in words is "five trillion, four hundred forty-seven billion, four hundred one million, eight hundred fifty-six thousand, five hundred seventy-three".