163242178559 has 8 divisors (see below), whose sum is σ = 165873646800. Its totient is φ = 160631189056.

The previous prime is 163242178553. The next prime is 163242178577. The reversal of 163242178559 is 955871242361.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163242178559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163242178559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163242178553) 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, 5103614 + ... + 5135499.

It is an arithmetic number, because the mean of its divisors is an integer number (20734205850).

Almost surely, 2^163242178559 is an apocalyptic number.

163242178559 is a deficient number, since it is larger than the sum of its proper divisors (2631468241).

163242178559 is a wasteful number, since it uses less digits than its factorization.

163242178559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10239369.

The product of its digits is 3628800, while the sum is 53.

The spelling of 163242178559 in words is "one hundred sixty-three billion, two hundred forty-two million, one hundred seventy-eight thousand, five hundred fifty-nine".