13426574784000 has 640 divisors, whose sum is σ = 51522789187584. Its totient is φ = 3038515200000.

The previous prime is 13426574783981. The next prime is 13426574784043. The reversal of 13426574784000 is 48747562431.

It is a tau number, because it is divible by the number of its divisors (640).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135694545 + ... + 135793455.

Almost surely, 2^{13426574784000} is an apocalyptic number.

13426574784000 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 13426574784000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25761394593792).

13426574784000 is an abundant number, since it is smaller than the sum of its proper divisors (38096214403584).

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

13426574784000 is an equidigital number, since it uses as much as digits as its factorization.

13426574784000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99055 (or 99029 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 51.

The spelling of 13426574784000 in words is "thirteen trillion, four hundred twenty-six billion, five hundred seventy-four million, seven hundred eighty-four thousand".