16830985008 has 80 divisors (see below), whose sum is σ = 45438091776. Its totient is φ = 5363232000.

The previous prime is 16830984991. The next prime is 16830985009. The reversal of 16830985008 is 80058903861.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (16830985009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10258 + ... + 183758.

Almost surely, 2^16830985008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16830985008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22719045888).

16830985008 is an abundant number, since it is smaller than the sum of its proper divisors (28607106768).

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

16830985008 is a wasteful number, since it uses less digits than its factorization.

16830985008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173602 (or 173596 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 16830985008 in words is "sixteen billion, eight hundred thirty million, nine hundred eighty-five thousand, eight".