171201148858 has 16 divisors (see below), whose sum is σ = 270669168000. Its totient is φ = 80989811712.

The previous prime is 171201148843. The next prime is 171201148861. The reversal of 171201148858 is 858841102171.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2900098 + ... + 2958541.

It is an arithmetic number, because the mean of its divisors is an integer number (16916823000).

Almost surely, 2^171201148858 is an apocalyptic number.

171201148858 is a deficient number, since it is larger than the sum of its proper divisors (99468019142).

171201148858 is a wasteful number, since it uses less digits than its factorization.

171201148858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5859429.

The product of its (nonzero) digits is 143360, while the sum is 46.

The spelling of 171201148858 in words is "one hundred seventy-one billion, two hundred one million, one hundred forty-eight thousand, eight hundred fifty-eight".