16287796224 has 352 divisors, whose sum is σ = 55861811200. Its totient is φ = 4649177088.

The previous prime is 16287796201. The next prime is 16287796249. The reversal of 16287796224 is 42269778261.

16287796224 is a `hidden beast` number, since 1 + 6 + 2 + 8 + 7 + 7 + 9 + 622 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15675897 + ... + 15676935.

Almost surely, 2^16287796224 is an apocalyptic number.

16287796224 is a gapful number since it is divisible by the number (14) 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 16287796224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27930905600).

16287796224 is an abundant number, since it is smaller than the sum of its proper divisors (39574014976).

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

16287796224 is an frugal number, since it uses more digits than its factorization.

16287796224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087 (or 1051 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 16287796224 in words is "sixteen billion, two hundred eighty-seven million, seven hundred ninety-six thousand, two hundred twenty-four".