13001644134 has 12 divisors (see below), whose sum is σ = 28170228996. Its totient is φ = 4333881372.

The previous prime is 13001644133. The next prime is 13001644147. The reversal of 13001644134 is 43144610031.

13001644134 is a `hidden beast` number, since 1 + 3 + 0 + 0 + 1 + 644 + 13 + 4 = 666.

13001644134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13001644098 and 13001644107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001644133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 361156764 + ... + 361156799.

It is an arithmetic number, because the mean of its divisors is an integer number (2347519083).

Almost surely, 2^13001644134 is an apocalyptic number.

13001644134 is an abundant number, since it is smaller than the sum of its proper divisors (15168584862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13001644134 is a wasteful number, since it uses less digits than its factorization.

13001644134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722313571 (or 722313568 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 13001644134 in words is "thirteen billion, one million, six hundred forty-four thousand, one hundred thirty-four".