16056312800 has 216 divisors, whose sum is σ = 44259151608. Its totient is φ = 5679590400.

The previous prime is 16056312791. The next prime is 16056312803. The reversal of 16056312800 is 821365061.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056312803) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 3579359 + ... + 3583841.

Almost surely, 2^16056312800 is an apocalyptic number.

16056312800 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 16056312800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22129575804).

16056312800 is an abundant number, since it is smaller than the sum of its proper divisors (28202838808).

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

16056312800 is a wasteful number, since it uses less digits than its factorization.

16056312800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4562 (or 4538 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 16056312800 its reverse (821365061), we get a palindrome (16877677861).

The spelling of 16056312800 in words is "sixteen billion, fifty-six million, three hundred twelve thousand, eight hundred".