13361214544 has 80 divisors (see below), whose sum is σ = 27300395520. Its totient is φ = 6325562880.

The previous prime is 13361214541. The next prime is 13361214547. The reversal of 13361214544 is 44541216331.

It is an interprime number because it is at equal distance from previous prime (13361214541) and next prime (13361214547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13361214541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15481857 + ... + 15482719.

It is an arithmetic number, because the mean of its divisors is an integer number (341254944).

Almost surely, 2^13361214544 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 13361214544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13650197760).

13361214544 is an abundant number, since it is smaller than the sum of its proper divisors (13939180976).

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

13361214544 is a wasteful number, since it uses less digits than its factorization.

13361214544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508 (or 1502 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The spelling of 13361214544 in words is "thirteen billion, three hundred sixty-one million, two hundred fourteen thousand, five hundred forty-four".