16890324360 has 512 divisors, whose sum is σ = 66266726400. Its totient is φ = 3344302080.

The previous prime is 16890324337. The next prime is 16890324419. The reversal of 16890324360 is 6342309861.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 26349640 + ... + 26350280.

It is an arithmetic number, because the mean of its divisors is an integer number (129427200).

Almost surely, 2^16890324360 is an apocalyptic number.

16890324360 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 16890324360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33133363200).

16890324360 is an abundant number, since it is smaller than the sum of its proper divisors (49376402040).

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

16890324360 is a wasteful number, since it uses less digits than its factorization.

16890324360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 16890324360 in words is "sixteen billion, eight hundred ninety million, three hundred twenty-four thousand, three hundred sixty".