16983693144 has 160 divisors (see below), whose sum is σ = 53102427840. Its totient is φ = 5026795200.

The previous prime is 16983693059. The next prime is 16983693151. The reversal of 16983693144 is 44139638961.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 278799 + ... + 334209.

It is an arithmetic number, because the mean of its divisors is an integer number (331890174).

Almost surely, 2^16983693144 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 16983693144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26551213920).

16983693144 is an abundant number, since it is smaller than the sum of its proper divisors (36118734696).

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

16983693144 is a wasteful number, since it uses less digits than its factorization.

16983693144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55483 (or 55470 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 16983693144 in words is "sixteen billion, nine hundred eighty-three million, six hundred ninety-three thousand, one hundred forty-four".