17145331345426 has 8 divisors (see below), whose sum is σ = 25725056594544. Its totient is φ = 8570312480580.

The previous prime is 17145331345409. The next prime is 17145331345427. The reversal of 17145331345426 is 62454313354171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×17145331345426² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 17145331345426.

It is not an unprimeable number, because it can be changed into a prime (17145331345427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1176586960 + ... + 1176601531.

It is an arithmetic number, because the mean of its divisors is an integer number (3215632074318).

Almost surely, 2^{17145331345426} is an apocalyptic number.

17145331345426 is a deficient number, since it is larger than the sum of its proper divisors (8579725249118).

17145331345426 is a wasteful number, since it uses less digits than its factorization.

17145331345426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353192136.

The product of its digits is 3628800, while the sum is 49.

Adding to 17145331345426 its reverse (62454313354171), we get a palindrome (79599644699597).

The spelling of 17145331345426 in words is "seventeen trillion, one hundred forty-five billion, three hundred thirty-one million, three hundred forty-five thousand, four hundred twenty-six".