5981724564481 has 2 divisors, whose sum is σ = 5981724564482. Its totient is φ = 5981724564480.

The previous prime is 5981724564469. The next prime is 5981724564493. The reversal of 5981724564481 is 1844654271895.

It is a balanced prime because it is at equal distance from previous prime (5981724564469) and next prime (5981724564493).

It can be written as a sum of positive squares in only one way, i.e., 3808414698256 + 2173309866225 = 1951516^2 + 1474215^2 .

It is a cyclic number.

It is not a de Polignac number, because 5981724564481 - 2³¹ = 5979577080833 is a prime.

It is a super-2 number, since 2×5981724564481² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5981724564421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990862282240 + 2990862282241.

It is an arithmetic number, because the mean of its divisors is an integer number (2990862282241).

Almost surely, 2^{5981724564481} is an apocalyptic number.

It is an amenable number.

5981724564481 is a deficient number, since it is larger than the sum of its proper divisors (1).

5981724564481 is an equidigital number, since it uses as much as digits as its factorization.

5981724564481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77414400, while the sum is 64.

The spelling of 5981724564481 in words is "five trillion, nine hundred eighty-one billion, seven hundred twenty-four million, five hundred sixty-four thousand, four hundred eighty-one".