464503128173 has 24 divisors (see below), whose sum is σ = 552265348320. Its totient is φ = 389453719200.

The previous prime is 464503128169. The next prime is 464503128179. The reversal of 464503128173 is 371821305464.

It is a happy number.

It is not a de Polignac number, because 464503128173 - 2² = 464503128169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464503128179) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 154643 + ... + 976176.

It is an arithmetic number, because the mean of its divisors is an integer number (23011056180).

Almost surely, 2^464503128173 is an apocalyptic number.

It is an amenable number.

464503128173 is a deficient number, since it is larger than the sum of its proper divisors (87762220147).

464503128173 is a wasteful number, since it uses less digits than its factorization.

464503128173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131017 (or 1131010 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 464503128173 in words is "four hundred sixty-four billion, five hundred three million, one hundred twenty-eight thousand, one hundred seventy-three".