16968730176 has 140 divisors (see below), whose sum is σ = 51471090352. Its totient is φ = 5524630272.

The previous prime is 16968730111. The next prime is 16968730231. The reversal of 16968730176 is 67103786961.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 184851 + ... + 260973.

Almost surely, 2^16968730176 is an apocalyptic number.

16968730176 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 16968730176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25735545176).

16968730176 is an abundant number, since it is smaller than the sum of its proper divisors (34502360176).

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

16968730176 is an equidigital number, since it uses as much as digits as its factorization.

16968730176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76190 (or 76171 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 16968730176 in words is "sixteen billion, nine hundred sixty-eight million, seven hundred thirty thousand, one hundred seventy-six".