13980585736 has 64 divisors (see below), whose sum is σ = 29267723520. Its totient is φ = 6219194880.

The previous prime is 13980585659. The next prime is 13980585739. The reversal of 13980585736 is 63758508931.

It is not an unprimeable number, because it can be changed into a prime (13980585739) 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, 334161 + ... + 373663.

It is an arithmetic number, because the mean of its divisors is an integer number (457308180).

Almost surely, 2^13980585736 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 13980585736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14633861760).

13980585736 is an abundant number, since it is smaller than the sum of its proper divisors (15287137784).

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

13980585736 is a wasteful number, since it uses less digits than its factorization.

13980585736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39646 (or 39642 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 13980585736 in words is "thirteen billion, nine hundred eighty million, five hundred eighty-five thousand, seven hundred thirty-six".