163145205223324 has 96 divisors (see below), whose sum is σ = 308851123392000. Its totient is φ = 75167746917120.

The previous prime is 163145205223289. The next prime is 163145205223391. The reversal of 163145205223324 is 423322502541361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221668059 + ... + 222402829.

It is an arithmetic number, because the mean of its divisors is an integer number (3217199202000).

Almost surely, 2^{163145205223324} is an apocalyptic number.

It is an amenable number.

163145205223324 is a deficient number, since it is larger than the sum of its proper divisors (145705918168676).

163145205223324 is a wasteful number, since it uses less digits than its factorization.

163145205223324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735323 (or 735321 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 163145205223324 its reverse (423322502541361), we get a palindrome (586467707764685).

The spelling of 163145205223324 in words is "one hundred sixty-three trillion, one hundred forty-five billion, two hundred five million, two hundred twenty-three thousand, three hundred twenty-four".