17135981796 has 96 divisors (see below), whose sum is σ = 41974732800. Its totient is φ = 5433805440.

The previous prime is 17135981789. The next prime is 17135981803. The reversal of 17135981796 is 69718953171.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (17135981789) and next prime (17135981803).

It is a super-2 number, since 2×17135981796² (a number of 21 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 16492245 + ... + 16493283.

It is an arithmetic number, because the mean of its divisors is an integer number (437236800).

Almost surely, 2^17135981796 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 17135981796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20987366400).

17135981796 is an abundant number, since it is smaller than the sum of its proper divisors (24838751004).

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

17135981796 is a wasteful number, since it uses less digits than its factorization.

17135981796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729 (or 1727 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 57.

The spelling of 17135981796 in words is "seventeen billion, one hundred thirty-five million, nine hundred eighty-one thousand, seven hundred ninety-six".