163146223234504 has 32 divisors (see below), whose sum is σ = 312485981673600. Its totient is φ = 79817498345920.

The previous prime is 163146223234493. The next prime is 163146223234513. The reversal of 163146223234504 is 405432322641361.

It is a super-2 number, since 2×163146223234504² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52887142 + ... + 55886869.

It is an arithmetic number, because the mean of its divisors is an integer number (9765186927300).

Almost surely, 2^{163146223234504} is an apocalyptic number.

It is an amenable number.

163146223234504 is a deficient number, since it is larger than the sum of its proper divisors (149339758439096).

163146223234504 is a wasteful number, since it uses less digits than its factorization.

163146223234504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108778053 (or 108778049 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 46.

Adding to 163146223234504 its reverse (405432322641361), we get a palindrome (568578545875865).

The spelling of 163146223234504 in words is "one hundred sixty-three trillion, one hundred forty-six billion, two hundred twenty-three million, two hundred thirty-four thousand, five hundred four".