163041803522 has 16 divisors (see below), whose sum is σ = 263396729400. Its totient is φ = 75243917952.

The previous prime is 163041803513. The next prime is 163041803537. The reversal of 163041803522 is 225308140361.

It can be written as a sum of positive squares in 4 ways, for example, as 142928607481 + 20113196041 = 378059^2 + 141821^2 .

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, 76604 + ... + 576152.

Almost surely, 2^163041803522 is an apocalyptic number.

163041803522 is a deficient number, since it is larger than the sum of its proper divisors (100354925878).

163041803522 is a wasteful number, since it uses less digits than its factorization.

163041803522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512117.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 163041803522 its reverse (225308140361), we get a palindrome (388349943883).

The spelling of 163041803522 in words is "one hundred sixty-three billion, forty-one million, eight hundred three thousand, five hundred twenty-two".