13604561360 has 160 divisors (see below), whose sum is σ = 34805272320. Its totient is φ = 4915113984.

The previous prime is 13604561357. The next prime is 13604561371. The reversal of 13604561360 is 6316540631.

It is a self number, because there is not a number n which added to its sum of digits gives 13604561360.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9532967 + ... + 9534393.

It is an arithmetic number, because the mean of its divisors is an integer number (217532952).

Almost surely, 2^13604561360 is an apocalyptic number.

13604561360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13604561360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17402636160).

13604561360 is an abundant number, since it is smaller than the sum of its proper divisors (21200710960).

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

13604561360 is a wasteful number, since it uses less digits than its factorization.

13604561360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645 (or 1639 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 13604561360 in words is "thirteen billion, six hundred four million, five hundred sixty-one thousand, three hundred sixty".