16472781700 has 72 divisors (see below), whose sum is σ = 37329485760. Its totient is φ = 6297667200.

The previous prime is 16472781697. The next prime is 16472781701. The reversal of 16472781700 is 718727461.

It is not an unprimeable number, because it can be changed into a prime (16472781701) 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 23 ways as a sum of consecutive naturals, for example, 4439446 + ... + 4443154.

It is an arithmetic number, because the mean of its divisors is an integer number (518465080).

Almost surely, 2^16472781700 is an apocalyptic number.

16472781700 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 16472781700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18664742880).

16472781700 is an abundant number, since it is smaller than the sum of its proper divisors (20856704060).

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

16472781700 is a wasteful number, since it uses less digits than its factorization.

16472781700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677 (or 5670 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 43.

The spelling of 16472781700 in words is "sixteen billion, four hundred seventy-two million, seven hundred eighty-one thousand, seven hundred".