54393923173 has 16 divisors (see below), whose sum is σ = 57538156032. Its totient is φ = 51337440000.

The previous prime is 54393923153. The next prime is 54393923203. The reversal of 54393923173 is 37132939345.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54393923173 - 2⁵ = 54393923141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54393923153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4889065 + ... + 4900177.

It is an arithmetic number, because the mean of its divisors is an integer number (3596134752).

Almost surely, 2^54393923173 is an apocalyptic number.

It is an amenable number.

54393923173 is a deficient number, since it is larger than the sum of its proper divisors (3144232859).

54393923173 is a wasteful number, since it uses less digits than its factorization.

54393923173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15036.

The product of its digits is 1837080, while the sum is 49.

The spelling of 54393923173 in words is "fifty-four billion, three hundred ninety-three million, nine hundred twenty-three thousand, one hundred seventy-three".