13600663560 has 128 divisors (see below), whose sum is σ = 49457001600. Its totient is φ = 3297127680.

The previous prime is 13600663547. The next prime is 13600663591. The reversal of 13600663560 is 6536600631.

It is a happy number.

13600663560 is a `hidden beast` number, since 1 + 36 + 0 + 0 + 6 + 63 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560539 + ... + 584298.

It is an arithmetic number, because the mean of its divisors is an integer number (386382825).

Almost surely, 2^13600663560 is an apocalyptic number.

13600663560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13600663560 is an abundant number, since it is smaller than the sum of its proper divisors (35856338040).

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

13600663560 is a wasteful number, since it uses less digits than its factorization.

13600663560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144868 (or 1144858 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The spelling of 13600663560 in words is "thirteen billion, six hundred million, six hundred sixty-three thousand, five hundred sixty".