135148623589 has 16 divisors (see below), whose sum is σ = 159548563456. Its totient is φ = 112027114800.

The previous prime is 135148623587. The next prime is 135148623601. The reversal of 135148623589 is 985326841531.

It is a cyclic number.

It is not a de Polignac number, because 135148623589 - 2¹ = 135148623587 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135148623581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98794 + ... + 529204.

It is an arithmetic number, because the mean of its divisors is an integer number (9971785216).

Almost surely, 2^135148623589 is an apocalyptic number.

It is an amenable number.

135148623589 is a deficient number, since it is larger than the sum of its proper divisors (24399939867).

135148623589 is a wasteful number, since it uses less digits than its factorization.

135148623589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431896.

The product of its digits is 6220800, while the sum is 55.

The spelling of 135148623589 in words is "one hundred thirty-five billion, one hundred forty-eight million, six hundred twenty-three thousand, five hundred eighty-nine".