13569899994000 has 1440 divisors, whose sum is σ = 56843213706240. Its totient is φ = 2955004416000.

The previous prime is 13569899993983. The next prime is 13569899994031. The reversal of 13569899994000 is 49999896531.

It is a happy number.

13569899994000 is a `hidden beast` number, since 1 + 3 + 56 + 9 + 89 + 9 + 99 + 400 + 0 = 666.

13569899994000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13569899994000² (a number of 27 digits) contains 22 as substring.

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 13569899994000.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 8371313190 + ... + 8371314810.

Almost surely, 2^{13569899994000} is an apocalyptic number.

13569899994000 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 13569899994000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28421606853120).

13569899994000 is an abundant number, since it is smaller than the sum of its proper divisors (43273313712240).

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

13569899994000 is a wasteful number, since it uses less digits than its factorization.

13569899994000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794 (or 1746 counting only the distinct ones).

The product of its (nonzero) digits is 170061120, while the sum is 72.

The spelling of 13569899994000 in words is "thirteen trillion, five hundred sixty-nine billion, eight hundred ninety-nine million, nine hundred ninety-four thousand".