163642032439960 has 32 divisors (see below), whose sum is σ = 368587523525760. Its totient is φ = 65386955102976.

The previous prime is 163642032439909. The next prime is 163642032439967. The reversal of 163642032439960 is 69934230246361.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 163642032439895 and 163642032439904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163642032439967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2183020584 + ... + 2183095543.

It is an arithmetic number, because the mean of its divisors is an integer number (11518360110180).

Almost surely, 2^{163642032439960} is an apocalyptic number.

163642032439960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163642032439960 is an abundant number, since it is smaller than the sum of its proper divisors (204945491085800).

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

163642032439960 is a wasteful number, since it uses less digits than its factorization.

163642032439960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366117075 (or 4366117071 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 58.

The spelling of 163642032439960 in words is "one hundred sixty-three trillion, six hundred forty-two billion, thirty-two million, four hundred thirty-nine thousand, nine hundred sixty".