517172111152 has 20 divisors (see below), whose sum is σ = 1011941968176. Its totient is φ = 256025796800.

The previous prime is 517172111123. The next prime is 517172111303. The reversal of 517172111152 is 251111271715.

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 3 ways as a sum of consecutive naturals, for example, 160014508 + ... + 160017739.

Almost surely, 2^517172111152 is an apocalyptic number.

It is an amenable number.

517172111152 is a deficient number, since it is larger than the sum of its proper divisors (494769857024).

517172111152 is a wasteful number, since it uses less digits than its factorization.

517172111152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320032356 (or 320032350 counting only the distinct ones).

The product of its digits is 4900, while the sum is 34.

Adding to 517172111152 its reverse (251111271715), we get a palindrome (768283382867).

The spelling of 517172111152 in words is "five hundred seventeen billion, one hundred seventy-two million, one hundred eleven thousand, one hundred fifty-two".