1670165164589 has 2 divisors, whose sum is σ = 1670165164590. Its totient is φ = 1670165164588.

The previous prime is 1670165164567. The next prime is 1670165164627. The reversal of 1670165164589 is 9854615610761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1115013507364 + 555151657225 = 1055942^2 + 745085^2 .

It is a cyclic number.

It is not a de Polignac number, because 1670165164589 - 2⁸ = 1670165164333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1670165164529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835082582294 + 835082582295.

It is an arithmetic number, because the mean of its divisors is an integer number (835082582295).

Almost surely, 2^{1670165164589} is an apocalyptic number.

It is an amenable number.

1670165164589 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670165164589 is an equidigital number, since it uses as much as digits as its factorization.

1670165164589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 59.

The spelling of 1670165164589 in words is "one trillion, six hundred seventy billion, one hundred sixty-five million, one hundred sixty-four thousand, five hundred eighty-nine".