16327217284 has 27 divisors (see below), whose sum is σ = 33241191543. Its totient is φ = 6996612168.

The previous prime is 16327217281. The next prime is 16327217287. The reversal of 16327217284 is 48271272361.

The square root of 16327217284 is 127778.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (16327217281) and next prime (16327217287).

It is a self number, because there is not a number n which added to its sum of digits gives 16327217284.

It is not an unprimeable number, because it can be changed into a prime (16327217281) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1784329 + ... + 1793455.

Almost surely, 2^16327217284 is an apocalyptic number.

16327217284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16327217284 is the 127778-th square number.

It is an amenable number.

16327217284 is an abundant number, since it is smaller than the sum of its proper divisors (16913974259).

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

16327217284 is an frugal number, since it uses more digits than its factorization.

16327217284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18272 (or 9136 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The spelling of 16327217284 in words is "sixteen billion, three hundred twenty-seven million, two hundred seventeen thousand, two hundred eighty-four".