163036511125603 has 8 divisors (see below), whose sum is σ = 165333025622016. Its totient is φ = 160740002896200.

The previous prime is 163036511125597. The next prime is 163036511125619. The reversal of 163036511125603 is 306521115630361.

It is a happy number.

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-163036511125603 is a prime.

It is a super-2 number, since 2×163036511125603² (a number of 29 digits) contains 22 as substring.

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 163036511125603.

It is not an unprimeable number, because it can be changed into a prime (163036511125643) 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, 82004700 + ... + 83969302.

It is an arithmetic number, because the mean of its divisors is an integer number (20666628202752).

Almost surely, 2^{163036511125603} is an apocalyptic number.

163036511125603 is a deficient number, since it is larger than the sum of its proper divisors (2296514496413).

163036511125603 is a wasteful number, since it uses less digits than its factorization.

163036511125603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133505.

The product of its (nonzero) digits is 291600, while the sum is 43.

Adding to 163036511125603 its reverse (306521115630361), we get a palindrome (469557626755964).

The spelling of 163036511125603 in words is "one hundred sixty-three trillion, thirty-six billion, five hundred eleven million, one hundred twenty-five thousand, six hundred three".