16450312032000 has 4320 divisors, whose sum is σ = 78819507486720. Its totient is φ = 3333851136000.

The previous prime is 16450312031927. The next prime is 16450312032001. The reversal of 16450312032000 is 23021305461.

16450312032000 is a `hidden beast` number, since 1 + 6 + 4 + 503 + 120 + 32 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (4320).

It is a super-2 number, since 2×16450312032000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16450312032001) by changing a digit.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 129530015937 + ... + 129530016063.

Almost surely, 2^{16450312032000} is an apocalyptic number.

16450312032000 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 16450312032000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39409753743360).

16450312032000 is an abundant number, since it is smaller than the sum of its proper divisors (62369195454720).

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

16450312032000 is a wasteful number, since it uses less digits than its factorization.

16450312032000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 16450312032000 its reverse (23021305461), we get a palindrome (16473333337461).

The spelling of 16450312032000 in words is "sixteen trillion, four hundred fifty billion, three hundred twelve million, thirty-two thousand".