13323421510573 has 2 divisors, whose sum is σ = 13323421510574. Its totient is φ = 13323421510572.

The previous prime is 13323421510549. The next prime is 13323421510667. The reversal of 13323421510573 is 37501512432331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11824258804164 + 1499162706409 = 3438642^2 + 1224403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13323421510573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13323421511573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661710755286 + 6661710755287.

It is an arithmetic number, because the mean of its divisors is an integer number (6661710755287).

Almost surely, 2^{13323421510573} is an apocalyptic number.

It is an amenable number.

13323421510573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323421510573 is an equidigital number, since it uses as much as digits as its factorization.

13323421510573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 13323421510573 in words is "thirteen trillion, three hundred twenty-three billion, four hundred twenty-one million, five hundred ten thousand, five hundred seventy-three".