652646572673 has 2 divisors, whose sum is σ = 652646572674. Its totient is φ = 652646572672.

The previous prime is 652646572667. The next prime is 652646572691. The reversal of 652646572673 is 376275646256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 534992770624 + 117653802049 = 731432^2 + 343007^2 .

It is a cyclic number.

It is not a de Polignac number, because 652646572673 - 2¹⁰ = 652646571649 is a prime.

It is not a weakly prime, because it can be changed into another prime (652646572273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326323286336 + 326323286337.

It is an arithmetic number, because the mean of its divisors is an integer number (326323286337).

Almost surely, 2^652646572673 is an apocalyptic number.

It is an amenable number.

652646572673 is a deficient number, since it is larger than the sum of its proper divisors (1).

652646572673 is an equidigital number, since it uses as much as digits as its factorization.

652646572673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 76204800, while the sum is 59.

The spelling of 652646572673 in words is "six hundred fifty-two billion, six hundred forty-six million, five hundred seventy-two thousand, six hundred seventy-three".