163525033412 has 18 divisors (see below), whose sum is σ = 309875101578. Its totient is φ = 75473092032.

The previous prime is 163525033393. The next prime is 163525033429. The reversal of 163525033412 is 214330525361.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3241708096 + 160283325316 = 56936^2 + 400354^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120949793 + ... + 120951144.

It is an arithmetic number, because the mean of its divisors is an integer number (17215283421).

Almost surely, 2^163525033412 is an apocalyptic number.

It is an amenable number.

163525033412 is a deficient number, since it is larger than the sum of its proper divisors (146350068166).

163525033412 is a wasteful number, since it uses less digits than its factorization.

163525033412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241900967 (or 241900952 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 163525033412 its reverse (214330525361), we get a palindrome (377855558773).

The spelling of 163525033412 in words is "one hundred sixty-three billion, five hundred twenty-five million, thirty-three thousand, four hundred twelve".