16366740720000 has 480 divisors, whose sum is σ = 59713043553240. Its totient is φ = 3967687680000.

The previous prime is 16366740719999. The next prime is 16366740720049. The reversal of 16366740720000 is 2704766361.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (480).

It is a super-2 number, since 2×16366740720000² (a number of 27 digits) contains 22 as substring.

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 59 ways as a sum of consecutive naturals, for example, 28758204 + ... + 29321796.

Almost surely, 2^{16366740720000} is an apocalyptic number.

16366740720000 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 16366740720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29856521776620).

16366740720000 is an abundant number, since it is smaller than the sum of its proper divisors (43346302833240).

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

16366740720000 is an equidigital number, since it uses as much as digits as its factorization.

16366740720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563652 (or 563614 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 16366740720000 in words is "sixteen trillion, three hundred sixty-six billion, seven hundred forty million, seven hundred twenty thousand".