13055560689600 has 2520 divisors, whose sum is σ = 57176947441152. Its totient is φ = 2908423065600.

The previous prime is 13055560689571. The next prime is 13055560689601. The reversal of 13055560689600 is 698606555031.

It is a happy number.

13055560689600 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 556 + 0 + 6 + 89 + 6 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055560689601) by changing a digit.

It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 58545115089 + ... + 58545115311.

Almost surely, 2^{13055560689600} is an apocalyptic number.

13055560689600 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 13055560689600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28588473720576).

13055560689600 is an abundant number, since it is smaller than the sum of its proper divisors (44121386751552).

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

13055560689600 is an equidigital number, since it uses as much as digits as its factorization.

13055560689600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 13055560689600 in words is "thirteen trillion, fifty-five billion, five hundred sixty million, six hundred eighty-nine thousand, six hundred".