16986696160 has 144 divisors (see below), whose sum is σ = 48406178016. Its totient is φ = 5517351936.

The previous prime is 16986696137. The next prime is 16986696173. The reversal of 16986696160 is 6169668961.

It is a junction number, because it is equal to n+sod(n) for n = 16986696095 and 16986696104.

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 23 ways as a sum of consecutive naturals, for example, 383314 + ... + 425326.

It is an arithmetic number, because the mean of its divisors is an integer number (336154014).

Almost surely, 2^16986696160 is an apocalyptic number.

16986696160 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 16986696160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24203089008).

16986696160 is an abundant number, since it is smaller than the sum of its proper divisors (31419481856).

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

16986696160 is a wasteful number, since it uses less digits than its factorization.

16986696160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42073 (or 42046 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 58.

The spelling of 16986696160 in words is "sixteen billion, nine hundred eighty-six million, six hundred ninety-six thousand, one hundred sixty".