136589985631 has 8 divisors (see below), whose sum is σ = 149019139584. Its totient is φ = 124162812120.

The previous prime is 136589985601. The next prime is 136589985659.

136589985631 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136589985631 - 2²⁹ = 136053114719 is a prime.

It is a super-2 number, since 2×136589985631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136589985601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349021 + ... + 628486.

It is an arithmetic number, because the mean of its divisors is an integer number (18627392448).

Almost surely, 2^136589985631 is an apocalyptic number.

136589985631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136589985631 is a deficient number, since it is larger than the sum of its proper divisors (12429153953).

136589985631 is a wasteful number, since it uses less digits than its factorization.

136589985631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990221.

The product of its digits is 41990400, while the sum is 64.

The spelling of 136589985631 in words is "one hundred thirty-six billion, five hundred eighty-nine million, nine hundred eighty-five thousand, six hundred thirty-one".