168946333273900 has 144 divisors (see below), whose sum is σ = 453737436445440. Its totient is φ = 53170021152000.

The previous prime is 168946333273723. The next prime is 168946333273901. The reversal of 168946333273900 is 9372333649861.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (168946333273901) 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, 50230126 + ... + 53487925.

It is an arithmetic number, because the mean of its divisors is an integer number (3150954419760).

Almost surely, 2^{168946333273900} is an apocalyptic number.

168946333273900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168946333273900 is an abundant number, since it is smaller than the sum of its proper divisors (284791103171540).

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

168946333273900 is a wasteful number, since it uses less digits than its factorization.

168946333273900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103718264 (or 103718257 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 64.

The spelling of 168946333273900 in words is "one hundred sixty-eight trillion, nine hundred forty-six billion, three hundred thirty-three million, two hundred seventy-three thousand, nine hundred".