16351920000 has 480 divisors, whose sum is σ = 63358375080. Its totient is φ = 4022784000.

The previous prime is 16351919993. The next prime is 16351920023. The reversal of 16351920000 is 2915361.

16351920000 is a `hidden beast` number, since 1 + 635 + 1 + 9 + 20 + 0 + 0 + 0 = 666.

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

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, 9359127 + ... + 9360873.

Almost surely, 2^16351920000 is an apocalyptic number.

16351920000 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 16351920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31679187540).

16351920000 is an abundant number, since it is smaller than the sum of its proper divisors (47006455080).

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

16351920000 is a wasteful number, since it uses less digits than its factorization.

16351920000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800 (or 1770 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The spelling of 16351920000 in words is "sixteen billion, three hundred fifty-one million, nine hundred twenty thousand".