13747288775472 has 400 divisors, whose sum is σ = 48212804040192. Its totient is φ = 3691743713280.

The previous prime is 13747288775449. The next prime is 13747288775509. The reversal of 13747288775472 is 27457788274731.

13747288775472 is a `hidden beast` number, since 1 + 3 + 7 + 4 + 7 + 2 + 8 + 8 + 77 + 547 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 13747288775472.

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 79 ways as a sum of consecutive naturals, for example, 114528447 + ... + 114648417.

Almost surely, 2^{13747288775472} is an apocalyptic number.

13747288775472 is a gapful number since it is divisible by the number (12) 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 13747288775472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24106402020096).

13747288775472 is an abundant number, since it is smaller than the sum of its proper divisors (34465515264720).

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

13747288775472 is a wasteful number, since it uses less digits than its factorization.

13747288775472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120758 (or 120743 counting only the distinct ones).

The product of its digits is 1032622080, while the sum is 72.

The spelling of 13747288775472 in words is "thirteen trillion, seven hundred forty-seven billion, two hundred eighty-eight million, seven hundred seventy-five thousand, four hundred seventy-two".