17328145123 has 8 divisors (see below), whose sum is σ = 17570417328. Its totient is φ = 17086005504.

The previous prime is 17328145091. The next prime is 17328145147. The reversal of 17328145123 is 32154182371.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 17328145123 - 2⁵ = 17328145091 is a prime.

It is a super-2 number, since 2×17328145123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17328145183) 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, 246411 + ... + 308827.

It is an arithmetic number, because the mean of its divisors is an integer number (2196302166).

Almost surely, 2^17328145123 is an apocalyptic number.

17328145123 is a deficient number, since it is larger than the sum of its proper divisors (242272205).

17328145123 is an equidigital number, since it uses as much as digits as its factorization.

17328145123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66293.

The product of its digits is 40320, while the sum is 37.

The spelling of 17328145123 in words is "seventeen billion, three hundred twenty-eight million, one hundred forty-five thousand, one hundred twenty-three".