168273243054 has 48 divisors (see below), whose sum is σ = 441186995808. Its totient is φ = 45249947136.

The previous prime is 168273243043. The next prime is 168273243107. The reversal of 168273243054 is 450342372861.

168273243054 is a `hidden beast` number, since 16 + 8 + 2 + 7 + 324 + 305 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39277327 + ... + 39281610.

It is an arithmetic number, because the mean of its divisors is an integer number (9191395746).

Almost surely, 2^168273243054 is an apocalyptic number.

168273243054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168273243054 is an abundant number, since it is smaller than the sum of its proper divisors (272913752754).

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

168273243054 is a wasteful number, since it uses less digits than its factorization.

168273243054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78558969 (or 78558966 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 168273243054 in words is "one hundred sixty-eight billion, two hundred seventy-three million, two hundred forty-three thousand, fifty-four".