471522272169997 has 2 divisors, whose sum is σ = 471522272169998. Its totient is φ = 471522272169996.

The previous prime is 471522272169953. The next prime is 471522272170031. The reversal of 471522272169997 is 799961272225174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437205768405156 + 34316503764841 = 20909466^2 + 5858029^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471522272169997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471522272169397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235761136084998 + 235761136084999.

It is an arithmetic number, because the mean of its divisors is an integer number (235761136084999).

Almost surely, 2^{471522272169997} is an apocalyptic number.

It is an amenable number.

471522272169997 is a deficient number, since it is larger than the sum of its proper divisors (1).

471522272169997 is an equidigital number, since it uses as much as digits as its factorization.

471522272169997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480090240, while the sum is 73.

The spelling of 471522272169997 in words is "four hundred seventy-one trillion, five hundred twenty-two billion, two hundred seventy-two million, one hundred sixty-nine thousand, nine hundred ninety-seven".