670464003889 has 2 divisors, whose sum is σ = 670464003890. Its totient is φ = 670464003888.

The previous prime is 670464003827. The next prime is 670464003917. The reversal of 670464003889 is 988300464076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 653672250000 + 16791753889 = 808500^2 + 129583^2 .

It is a cyclic number.

It is not a de Polignac number, because 670464003889 - 2⁷ = 670464003761 is a prime.

It is not a weakly prime, because it can be changed into another prime (670464003089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335232001944 + 335232001945.

It is an arithmetic number, because the mean of its divisors is an integer number (335232001945).

Almost surely, 2^670464003889 is an apocalyptic number.

It is an amenable number.

670464003889 is a deficient number, since it is larger than the sum of its proper divisors (1).

670464003889 is an equidigital number, since it uses as much as digits as its factorization.

670464003889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 670464003889 in words is "six hundred seventy billion, four hundred sixty-four million, three thousand, eight hundred eighty-nine".