16669005889536 has 3240 divisors, whose sum is σ = 71021763159984. Its totient is φ = 3709945774080.

The previous prime is 16669005889517. The next prime is 16669005889559. The reversal of 16669005889536 is 63598850096661.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 228342546396 + ... + 228342546468.

Almost surely, 2^{16669005889536} is an apocalyptic number.

16669005889536 is a gapful number since it is divisible by the number (16) 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 16669005889536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35510881579992).

16669005889536 is an abundant number, since it is smaller than the sum of its proper divisors (54352757270448).

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

16669005889536 is a wasteful number, since it uses less digits than its factorization.

16669005889536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 72.

The spelling of 16669005889536 in words is "sixteen trillion, six hundred sixty-nine billion, five million, eight hundred eighty-nine thousand, five hundred thirty-six".