164854194325 has 12 divisors (see below), whose sum is σ = 204432683328. Its totient is φ = 131874657200.

The previous prime is 164854194293. The next prime is 164854194343. The reversal of 164854194325 is 523491458461.

It is not a de Polignac number, because 164854194325 - 2⁵ = 164854194293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183684 + ... + 602866.

It is an arithmetic number, because the mean of its divisors is an integer number (17036056944).

Almost surely, 2^164854194325 is an apocalyptic number.

It is an amenable number.

164854194325 is a deficient number, since it is larger than the sum of its proper divisors (39578489003).

164854194325 is a wasteful number, since it uses less digits than its factorization.

164854194325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434924 (or 434919 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 52.

The spelling of 164854194325 in words is "one hundred sixty-four billion, eight hundred fifty-four million, one hundred ninety-four thousand, three hundred twenty-five".