1472216585209 has 2 divisors, whose sum is σ = 1472216585210. Its totient is φ = 1472216585208.

The previous prime is 1472216585179. The next prime is 1472216585239. The reversal of 1472216585209 is 9025856122741.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1472216585179) and next prime (1472216585239).

It can be written as a sum of positive squares in only one way, i.e., 1461325575609 + 10891009600 = 1208853^2 + 104360^2 .

It is an emirp because it is prime and its reverse (9025856122741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1472216585209 - 2⁹ = 1472216584697 is a prime.

It is not a weakly prime, because it can be changed into another prime (1472216585239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736108292604 + 736108292605.

It is an arithmetic number, because the mean of its divisors is an integer number (736108292605).

Almost surely, 2^{1472216585209} is an apocalyptic number.

It is an amenable number.

1472216585209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1472216585209 is an equidigital number, since it uses as much as digits as its factorization.

1472216585209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 1472216585209 in words is "one trillion, four hundred seventy-two billion, two hundred sixteen million, five hundred eighty-five thousand, two hundred nine".