168171003834147 has 16 divisors (see below), whose sum is σ = 249143415374880. Its totient is φ = 112113468193536.

The previous prime is 168171003834083. The next prime is 168171003834167. The reversal of 168171003834147 is 741438300171861.

168171003834147 is a `hidden beast` number, since 1 + 6 + 8 + 17 + 100 + 383 + 4 + 147 = 666.

It is not a de Polignac number, because 168171003834147 - 2⁶ = 168171003834083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 168171003834093 and 168171003834102.

It is not an unprimeable number, because it can be changed into a prime (168171003834167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9032298 + ... + 20443199.

It is an arithmetic number, because the mean of its divisors is an integer number (15571463460930).

Almost surely, 2^{168171003834147} is an apocalyptic number.

168171003834147 is a deficient number, since it is larger than the sum of its proper divisors (80972411540733).

168171003834147 is a wasteful number, since it uses less digits than its factorization.

168171003834147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29686819 (or 29686813 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 168171003834147 in words is "one hundred sixty-eight trillion, one hundred seventy-one billion, three million, eight hundred thirty-four thousand, one hundred forty-seven".