13418211442636 has 144 divisors (see below), whose sum is σ = 31738433126400. Its totient is φ = 4820083407360.

The previous prime is 13418211442621. The next prime is 13418211442639. The reversal of 13418211442636 is 63624411281431.

It is not an unprimeable number, because it can be changed into a prime (13418211442639) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44458165 + ... + 44758963.

It is an arithmetic number, because the mean of its divisors is an integer number (220405785600).

Almost surely, 2^{13418211442636} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13418211442636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15869216563200).

13418211442636 is an abundant number, since it is smaller than the sum of its proper divisors (18320221683764).

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

13418211442636 is a wasteful number, since it uses less digits than its factorization.

13418211442636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301704 (or 301689 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The spelling of 13418211442636 in words is "thirteen trillion, four hundred eighteen billion, two hundred eleven million, four hundred forty-two thousand, six hundred thirty-six".