163585334452 has 24 divisors (see below), whose sum is σ = 294047693856. Its totient is φ = 79601124768.

The previous prime is 163585334447. The next prime is 163585334453. The reversal of 163585334452 is 254433585361.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 163585334396 and 163585334405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163585334453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3654823 + ... + 3699310.

It is an arithmetic number, because the mean of its divisors is an integer number (12251987244).

Almost surely, 2^163585334452 is an apocalyptic number.

It is an amenable number.

163585334452 is a deficient number, since it is larger than the sum of its proper divisors (130462359404).

163585334452 is a wasteful number, since it uses less digits than its factorization.

163585334452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354287 (or 7354285 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The spelling of 163585334452 in words is "one hundred sixty-three billion, five hundred eighty-five million, three hundred thirty-four thousand, four hundred fifty-two".