443164732473053 has 2 divisors, whose sum is σ = 443164732473054. Its totient is φ = 443164732473052.

The previous prime is 443164732473013. The next prime is 443164732473107. The reversal of 443164732473053 is 350374237461344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411717457435684 + 31447275037369 = 20290822^2 + 5607787^2 .

It is a cyclic number.

It is not a de Polignac number, because 443164732473053 - 2³⁴ = 443147552603869 is a prime.

It is a super-2 number, since 2×443164732473053² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 443164732473053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443164732473013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221582366236526 + 221582366236527.

It is an arithmetic number, because the mean of its divisors is an integer number (221582366236527).

Almost surely, 2^{443164732473053} is an apocalyptic number.

It is an amenable number.

443164732473053 is a deficient number, since it is larger than the sum of its proper divisors (1).

443164732473053 is an equidigital number, since it uses as much as digits as its factorization.

443164732473053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 56.

The spelling of 443164732473053 in words is "four hundred forty-three trillion, one hundred sixty-four billion, seven hundred thirty-two million, four hundred seventy-three thousand, fifty-three".