168034811578 has 16 divisors (see below), whose sum is σ = 259585551360. Its totient is φ = 81518945616.

The previous prime is 168034811573. The next prime is 168034811627. The reversal of 168034811578 is 875118430861.

It is not an unprimeable number, because it can be changed into a prime (168034811573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3136026 + ... + 3189157.

It is an arithmetic number, because the mean of its divisors is an integer number (16224096960).

Almost surely, 2^168034811578 is an apocalyptic number.

168034811578 is a deficient number, since it is larger than the sum of its proper divisors (91550739782).

168034811578 is a wasteful number, since it uses less digits than its factorization.

168034811578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325581.

The product of its (nonzero) digits is 1290240, while the sum is 52.

The spelling of 168034811578 in words is "one hundred sixty-eight billion, thirty-four million, eight hundred eleven thousand, five hundred seventy-eight".