136044585440631 has 32 divisors (see below), whose sum is σ = 235240890746880. Its totient is φ = 76085725591008.

The previous prime is 136044585440611. The next prime is 136044585440653.

136044585440631 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 44 + 58 + 544 + 0 + 6 + 3 + 1 = 666.

136044585440631 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 136044585440631 - 2⁶ = 136044585440567 is a prime.

It is a super-2 number, since 2×136044585440631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136044585440611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7657572196 + ... + 7657589961.

It is an arithmetic number, because the mean of its divisors is an integer number (7351277835840).

Almost surely, 2^{136044585440631} is an apocalyptic number.

136044585440631 is a deficient number, since it is larger than the sum of its proper divisors (99196305306249).

136044585440631 is a wasteful number, since it uses less digits than its factorization.

136044585440631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15315162220 (or 15315162214 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 136044585440631 in words is "one hundred thirty-six trillion, forty-four billion, five hundred eighty-five million, four hundred forty thousand, six hundred thirty-one".