149599472343589 has 2 divisors, whose sum is σ = 149599472343590. Its totient is φ = 149599472343588.

The previous prime is 149599472343551. The next prime is 149599472343677. The reversal of 149599472343589 is 985343274995941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115683641230689 + 33915831112900 = 10755633^2 + 5823730^2 .

It is a cyclic number.

It is not a de Polignac number, because 149599472343589 - 2⁹ = 149599472343077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149599472343089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74799736171794 + 74799736171795.

It is an arithmetic number, because the mean of its divisors is an integer number (74799736171795).

Almost surely, 2^{149599472343589} is an apocalyptic number.

It is an amenable number.

149599472343589 is a deficient number, since it is larger than the sum of its proper divisors (1).

149599472343589 is an equidigital number, since it uses as much as digits as its factorization.

149599472343589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10581580800, while the sum is 82.

The spelling of 149599472343589 in words is "one hundred forty-nine trillion, five hundred ninety-nine billion, four hundred seventy-two million, three hundred forty-three thousand, five hundred eighty-nine".