163885369398 has 8 divisors (see below), whose sum is σ = 327770738808. Its totient is φ = 54628456464.

The previous prime is 163885369397. The next prime is 163885369411. The reversal of 163885369398 is 893963588361.

It is a sphenic number, since it is the product of 3 distinct primes.

163885369398 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163885369397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13657114111 + ... + 13657114122.

It is an arithmetic number, because the mean of its divisors is an integer number (40971342351).

Almost surely, 2^163885369398 is an apocalyptic number.

163885369398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

163885369398 is a wasteful number, since it uses less digits than its factorization.

163885369398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27314228238.

The product of its digits is 201553920, while the sum is 69.

The spelling of 163885369398 in words is "one hundred sixty-three billion, eight hundred eighty-five million, three hundred sixty-nine thousand, three hundred ninety-eight".