572666767609 has 2 divisors, whose sum is σ = 572666767610. Its totient is φ = 572666767608.

The previous prime is 572666767579. The next prime is 572666767627. The reversal of 572666767609 is 906767666275.

572666767609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296095957609 + 276570810000 = 544147^2 + 525900^2 .

It is a cyclic number.

It is not a de Polignac number, because 572666767609 - 2⁷ = 572666767481 is a prime.

It is not a weakly prime, because it can be changed into another prime (572666765609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286333383804 + 286333383805.

It is an arithmetic number, because the mean of its divisors is an integer number (286333383805).

Almost surely, 2^572666767609 is an apocalyptic number.

It is an amenable number.

572666767609 is a deficient number, since it is larger than the sum of its proper divisors (1).

572666767609 is an equidigital number, since it uses as much as digits as its factorization.

572666767609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240045120, while the sum is 67.

The spelling of 572666767609 in words is "five hundred seventy-two billion, six hundred sixty-six million, seven hundred sixty-seven thousand, six hundred nine".