16224645376 has 81 divisors (see below), whose sum is σ = 34261916871. Its totient is φ = 7667016192.

The previous prime is 16224645331. The next prime is 16224645377. The reversal of 16224645376 is 67354642261.

The square root of 16224645376 is 127376.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16224645377) 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, 38722095 + ... + 38722513.

Almost surely, 2^16224645376 is an apocalyptic number.

16224645376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16224645376 is the 127376-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16224645376

16224645376 is an abundant number, since it is smaller than the sum of its proper divisors (18037271495).

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

16224645376 is an frugal number, since it uses more digits than its factorization.

16224645376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892 (or 440 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 46.

The spelling of 16224645376 in words is "sixteen billion, two hundred twenty-four million, six hundred forty-five thousand, three hundred seventy-six".