173000493564 has 12 divisors (see below), whose sum is σ = 403667818344. Its totient is φ = 57666831184.

The previous prime is 173000493559. The next prime is 173000493587. The reversal of 173000493564 is 465394000371.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7208353887 + ... + 7208353910.

It is an arithmetic number, because the mean of its divisors is an integer number (33638984862).

Almost surely, 2^173000493564 is an apocalyptic number.

It is an amenable number.

173000493564 is an abundant number, since it is smaller than the sum of its proper divisors (230667324780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

173000493564 is a wasteful number, since it uses less digits than its factorization.

173000493564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14416707804 (or 14416707802 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 173000493564 in words is "one hundred seventy-three billion, four hundred ninety-three thousand, five hundred sixty-four".