17129719412 has 12 divisors (see below), whose sum is σ = 32282932836. Its totient is φ = 7906024320.

The previous prime is 17129719339. The next prime is 17129719441. The reversal of 17129719412 is 21491792171.

It can be written as a sum of positive squares in 2 ways, for example, as 10427677456 + 6702041956 = 102116^2 + 81866^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164708789 + ... + 164708892.

It is an arithmetic number, because the mean of its divisors is an integer number (2690244403).

Almost surely, 2^17129719412 is an apocalyptic number.

It is an amenable number.

17129719412 is a deficient number, since it is larger than the sum of its proper divisors (15153213424).

17129719412 is a wasteful number, since it uses less digits than its factorization.

17129719412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329417698 (or 329417696 counting only the distinct ones).

The product of its digits is 63504, while the sum is 44.

The spelling of 17129719412 in words is "seventeen billion, one hundred twenty-nine million, seven hundred nineteen thousand, four hundred twelve".