16226790912 has 200 divisors, whose sum is σ = 48590273952. Its totient is φ = 5391360000.

The previous prime is 16226790859. The next prime is 16226790919. The reversal of 16226790912 is 21909762261.

16226790912 is a `hidden beast` number, since 1 + 622 + 6 + 7 + 9 + 0 + 9 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16226790919) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21606537 + ... + 21607287.

Almost surely, 2^16226790912 is an apocalyptic number.

16226790912 is a gapful number since it is divisible by the number (12) 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 16226790912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24295136976).

16226790912 is an abundant number, since it is smaller than the sum of its proper divisors (32363483040).

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

16226790912 is an frugal number, since it uses more digits than its factorization.

16226790912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302 (or 1277 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 16226790912 in words is "sixteen billion, two hundred twenty-six million, seven hundred ninety thousand, nine hundred twelve".