171511062116 has 48 divisors (see below), whose sum is σ = 308512253952. Its totient is φ = 83401852800.

The previous prime is 171511062109. The next prime is 171511062127. The reversal of 171511062116 is 611260115171.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7771850 + ... + 7793886.

It is an arithmetic number, because the mean of its divisors is an integer number (6427338624).

Almost surely, 2^171511062116 is an apocalyptic number.

It is an amenable number.

171511062116 is a deficient number, since it is larger than the sum of its proper divisors (137001191836).

171511062116 is a wasteful number, since it uses less digits than its factorization.

171511062116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22460 (or 22458 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 32.

Adding to 171511062116 its reverse (611260115171), we get a palindrome (782771177287).

The spelling of 171511062116 in words is "one hundred seventy-one billion, five hundred eleven million, sixty-two thousand, one hundred sixteen".