16322940000 has 720 divisors, whose sum is σ = 62172910800. Its totient is φ = 4053504000.

The previous prime is 16322939959. The next prime is 16322940079. The reversal of 16322940000 is 4922361.

16322940000 is a `hidden beast` number, since 1 + 632 + 29 + 4 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 276659971 + ... + 276660029.

It is an arithmetic number, because the mean of its divisors is an integer number (86351265).

Almost surely, 2^16322940000 is an apocalyptic number.

16322940000 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 16322940000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31086455400).

16322940000 is an abundant number, since it is smaller than the sum of its proper divisors (45849970800).

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

16322940000 is a wasteful number, since it uses less digits than its factorization.

16322940000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 16322940000 in words is "sixteen billion, three hundred twenty-two million, nine hundred forty thousand".