13255860945600 has 4032 divisors, whose sum is σ = 64181692108800. Its totient is φ = 2633637888000.

The previous prime is 13255860945581. The next prime is 13255860945623. The reversal of 13255860945600 is 654906855231.

13255860945600 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 586 + 0 + 9 + 4 + 56 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (4032).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 34975886211 + ... + 34975886589.

It is an arithmetic number, because the mean of its divisors is an integer number (15918078400).

Almost surely, 2^{13255860945600} is an apocalyptic number.

13255860945600 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 13255860945600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32090846054400).

13255860945600 is an abundant number, since it is smaller than the sum of its proper divisors (50925831163200).

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

13255860945600 is a wasteful number, since it uses less digits than its factorization.

13255860945600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 13255860945600 in words is "thirteen trillion, two hundred fifty-five billion, eight hundred sixty million, nine hundred forty-five thousand, six hundred".