54173523123 has 48 divisors (see below), whose sum is σ = 80169492832. Its totient is φ = 35240832000.

The previous prime is 54173523049. The next prime is 54173523139. The reversal of 54173523123 is 32132537145.

54173523123 is a `hidden beast` number, since 5 + 4 + 1 + 7 + 3 + 523 + 123 = 666.

It is not a de Polignac number, because 54173523123 - 2¹⁰ = 54173522099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54173524123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43793661 + ... + 43794897.

Almost surely, 2^54173523123 is an apocalyptic number.

54173523123 is a deficient number, since it is larger than the sum of its proper divisors (25995969709).

54173523123 is a wasteful number, since it uses less digits than its factorization.

54173523123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876 (or 1873 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The spelling of 54173523123 in words is "fifty-four billion, one hundred seventy-three million, five hundred twenty-three thousand, one hundred twenty-three".