14066745638400 has 5400 divisors, whose sum is σ = 70000608502440. Its totient is φ = 2764065669120.

The previous prime is 14066745638369. The next prime is 14066745638483. The reversal of 14066745638400 is 483654766041.

14066745638400 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 6 + 74 + 563 + 8 + 4 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (5400).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 539 ways as a sum of consecutive naturals, for example, 238419417571 + ... + 238419417629.

Almost surely, 2^{14066745638400} is an apocalyptic number.

14066745638400 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 14066745638400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35000304251220).

14066745638400 is an abundant number, since it is smaller than the sum of its proper divisors (55933862864040).

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

14066745638400 is a wasteful number, since it uses less digits than its factorization.

14066745638400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 14066745638400 in words is "fourteen trillion, sixty-six billion, seven hundred forty-five million, six hundred thirty-eight thousand, four hundred".