134942469589 has 4 divisors (see below), whose sum is σ = 135836128480. Its totient is φ = 134048810700.

The previous prime is 134942469577. The next prime is 134942469619. The reversal of 134942469589 is 985964249431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134942469589 - 2¹⁵ = 134942436821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134942469589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134942469569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446829219 + ... + 446829520.

It is an arithmetic number, because the mean of its divisors is an integer number (33959032120).

Almost surely, 2^134942469589 is an apocalyptic number.

It is an amenable number.

134942469589 is a deficient number, since it is larger than the sum of its proper divisors (893658891).

134942469589 is an equidigital number, since it uses as much as digits as its factorization.

134942469589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893658890.

The product of its digits is 67184640, while the sum is 64.

The spelling of 134942469589 in words is "one hundred thirty-four billion, nine hundred forty-two million, four hundred sixty-nine thousand, five hundred eighty-nine".