16583285473 has 2 divisors, whose sum is σ = 16583285474. Its totient is φ = 16583285472.

The previous prime is 16583285447. The next prime is 16583285503. The reversal of 16583285473 is 37458238561.

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., 15687061504 + 896223969 = 125248^2 + 29937^2 .

It is a cyclic number.

It is not a de Polignac number, because 16583285473 - 2²⁵ = 16549731041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16583285473.

It is not a weakly prime, because it can be changed into another prime (16583265473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8291642736 + 8291642737.

It is an arithmetic number, because the mean of its divisors is an integer number (8291642737).

Almost surely, 2^16583285473 is an apocalyptic number.

It is an amenable number.

16583285473 is a deficient number, since it is larger than the sum of its proper divisors (1).

16583285473 is an equidigital number, since it uses as much as digits as its factorization.

16583285473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4838400, while the sum is 52.

The spelling of 16583285473 in words is "sixteen billion, five hundred eighty-three million, two hundred eighty-five thousand, four hundred seventy-three".