16817225340 has 96 divisors (see below), whose sum is σ = 48639596544. Its totient is φ = 4337038080.

The previous prime is 16817225323. The next prime is 16817225351. The reversal of 16817225340 is 4352271861.

It is a congruent number.

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, 5275227 + ... + 5278413.

It is an arithmetic number, because the mean of its divisors is an integer number (506662464).

Almost surely, 2^16817225340 is an apocalyptic number.

16817225340 is a gapful number since it is divisible by the number (10) 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 16817225340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24319798272).

16817225340 is an abundant number, since it is smaller than the sum of its proper divisors (31822371204).

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

16817225340 is a wasteful number, since it uses less digits than its factorization.

16817225340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6067 (or 6065 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 16817225340 in words is "sixteen billion, eight hundred seventeen million, two hundred twenty-five thousand, three hundred forty".