168479659452 has 24 divisors (see below), whose sum is σ = 423359144656. Its totient is φ = 51839895168.

The previous prime is 168479659423. The next prime is 168479659471. The reversal of 168479659452 is 254956974861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539998753 + ... + 539999064.

Almost surely, 2^168479659452 is an apocalyptic number.

168479659452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

168479659452 is an abundant number, since it is smaller than the sum of its proper divisors (254879485204).

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

168479659452 is a wasteful number, since it uses less digits than its factorization.

168479659452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079997837 (or 1079997835 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 66.

The spelling of 168479659452 in words is "one hundred sixty-eight billion, four hundred seventy-nine million, six hundred fifty-nine thousand, four hundred fifty-two".