136331133631 has 8 divisors (see below), whose sum is σ = 169971283584. Its totient is φ = 106232052120.

The previous prime is 136331133629. The next prime is 136331133647.

It is a happy number.

136331133631 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 136331133631 - 2¹ = 136331133629 is a prime.

It is a super-2 number, since 2×136331133631² (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 (136331133661) 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, 885267025 + ... + 885267178.

It is an arithmetic number, because the mean of its divisors is an integer number (21246410448).

Almost surely, 2^136331133631 is an apocalyptic number.

136331133631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136331133631 is a deficient number, since it is larger than the sum of its proper divisors (33640149953).

136331133631 is a wasteful number, since it uses less digits than its factorization.

136331133631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770534221.

The product of its digits is 26244, while the sum is 34.

It can be divided in two parts, 136331 and 133631, that added together give a palindrome (269962).

The spelling of 136331133631 in words is "one hundred thirty-six billion, three hundred thirty-one million, one hundred thirty-three thousand, six hundred thirty-one".