16452072000 has 1568 divisors, whose sum is σ = 77609785344. Its totient is φ = 3359232000.

The previous prime is 16452071989. The next prime is 16452072001. The reversal of 16452072000 is 27025461.

16452072000 is a `hidden beast` number, since 1 + 6 + 452 + 0 + 7 + 200 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (16452072001) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 530711985 + ... + 530712015.

Almost surely, 2^16452072000 is an apocalyptic number.

16452072000 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 16452072000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38804892672).

16452072000 is an abundant number, since it is smaller than the sum of its proper divisors (61157713344).

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

16452072000 is an equidigital number, since it uses as much as digits as its factorization.

16452072000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 16452072000 its reverse (27025461), we get a palindrome (16479097461).

The spelling of 16452072000 in words is "sixteen billion, four hundred fifty-two million, seventy-two thousand".