581982622073 has 2 divisors, whose sum is σ = 581982622074. Its totient is φ = 581982622072.

The previous prime is 581982622063. The next prime is 581982622093. The reversal of 581982622073 is 370226289185.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295557497104 + 286425124969 = 543652^2 + 535187^2 .

It is a cyclic number.

It is not a de Polignac number, because 581982622073 - 2⁶ = 581982622009 is a prime.

It is not a weakly prime, because it can be changed into another prime (581982622063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290991311036 + 290991311037.

It is an arithmetic number, because the mean of its divisors is an integer number (290991311037).

Almost surely, 2^581982622073 is an apocalyptic number.

It is an amenable number.

581982622073 is a deficient number, since it is larger than the sum of its proper divisors (1).

581982622073 is an equidigital number, since it uses as much as digits as its factorization.

581982622073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 581982622073 in words is "five hundred eighty-one billion, nine hundred eighty-two million, six hundred twenty-two thousand, seventy-three".