980823181344473 has 2 divisors, whose sum is σ = 980823181344474. Its totient is φ = 980823181344472.

The previous prime is 980823181344379. The next prime is 980823181344511. The reversal of 980823181344473 is 374443181328089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 839636219331529 + 141186962012944 = 28976477^2 + 11882212^2 .

It is an emirp because it is prime and its reverse (374443181328089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 980823181344473 - 2³⁶ = 980754461867737 is a prime.

It is a super-2 number, since 2×980823181344473² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (980823181347473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490411590672236 + 490411590672237.

It is an arithmetic number, because the mean of its divisors is an integer number (490411590672237).

Almost surely, 2^{980823181344473} is an apocalyptic number.

It is an amenable number.

980823181344473 is a deficient number, since it is larger than the sum of its proper divisors (1).

980823181344473 is an equidigital number, since it uses as much as digits as its factorization.

980823181344473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111476736, while the sum is 65.

The spelling of 980823181344473 in words is "nine hundred eighty trillion, eight hundred twenty-three billion, one hundred eighty-one million, three hundred forty-four thousand, four hundred seventy-three".