670552030909 has 2 divisors, whose sum is σ = 670552030910. Its totient is φ = 670552030908.

The previous prime is 670552030891. The next prime is 670552030913. The reversal of 670552030909 is 909030255076.

It is a happy number.

670552030909 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., 531072190009 + 139479840900 = 728747^2 + 373470^2 .

It is a cyclic number.

It is not a de Polignac number, because 670552030909 - 2³⁹ = 120796217021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670552031909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335276015454 + 335276015455.

It is an arithmetic number, because the mean of its divisors is an integer number (335276015455).

Almost surely, 2^670552030909 is an apocalyptic number.

It is an amenable number.

670552030909 is a deficient number, since it is larger than the sum of its proper divisors (1).

670552030909 is an equidigital number, since it uses as much as digits as its factorization.

670552030909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 46.

The spelling of 670552030909 in words is "six hundred seventy billion, five hundred fifty-two million, thirty thousand, nine hundred nine".