17125559996416 has 39 divisors (see below), whose sum is σ = 34247468594353. Its totient is φ = 8562647572480.

The previous prime is 17125559996387. The next prime is 17125559996423. The reversal of 17125559996416 is 61469995552171.

The square root of 17125559996416 is 4138304.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 232802390016 + 16892757606400 = 482496^2 + 4110080^2 .

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 264819126 + ... + 264883786.

Almost surely, 2^{17125559996416} is an apocalyptic number.

17125559996416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

17125559996416 is the 4138304-th square number.

It is an amenable number.

17125559996416 is a deficient number, since it is larger than the sum of its proper divisors (17121908597937).

17125559996416 is an frugal number, since it uses more digits than its factorization.

17125559996416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129346 (or 64663 counting only the distinct ones).

The product of its digits is 183708000, while the sum is 70.

The spelling of 17125559996416 in words is "seventeen trillion, one hundred twenty-five billion, five hundred fifty-nine million, nine hundred ninety-six thousand, four hundred sixteen".