16089189442560 has 704 divisors, whose sum is σ = 61640249180160. Its totient is φ = 3956309360640.

The previous prime is 16089189442483. The next prime is 16089189442561. The reversal of 16089189442560 is 6524498198061.

16089189442560 is a `hidden beast` number, since 1 + 6 + 0 + 8 + 9 + 189 + 442 + 5 + 6 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (16089189442561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1964248065 + ... + 1964256255.

Almost surely, 2^{16089189442560} is an apocalyptic number.

16089189442560 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 16089189442560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30820124590080).

16089189442560 is an abundant number, since it is smaller than the sum of its proper divisors (45551059737600).

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

16089189442560 is a wasteful number, since it uses less digits than its factorization.

16089189442560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9331 (or 9307 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 63.

The spelling of 16089189442560 in words is "sixteen trillion, eighty-nine billion, one hundred eighty-nine million, four hundred forty-two thousand, five hundred sixty".