16326227392 has 56 divisors (see below), whose sum is σ = 32961193920. Its totient is φ = 8021314560.

The previous prime is 16326227381. The next prime is 16326227419. The reversal of 16326227392 is 29372262361.

It is a super-2 number, since 2×16326227392² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6670713 + ... + 6673159.

Almost surely, 2^16326227392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16326227392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16480596960).

16326227392 is an abundant number, since it is smaller than the sum of its proper divisors (16634966528).

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

16326227392 is a wasteful number, since it uses less digits than its factorization.

16326227392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4219 counting only the distinct ones).

The product of its digits is 326592, while the sum is 43.

The spelling of 16326227392 in words is "sixteen billion, three hundred twenty-six million, two hundred twenty-seven thousand, three hundred ninety-two".