163237552201 has 8 divisors (see below), whose sum is σ = 172854798120. Its totient is φ = 153621977088.

The previous prime is 163237552199. The next prime is 163237552229. The reversal of 163237552201 is 102255732361.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14009089600 + 149228462601 = 118360^2 + 386301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163237552201 - 2¹ = 163237552199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163237552001) 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, 213696 + ... + 610033.

It is an arithmetic number, because the mean of its divisors is an integer number (21606849765).

Almost surely, 2^163237552201 is an apocalyptic number.

It is an amenable number.

163237552201 is a deficient number, since it is larger than the sum of its proper divisors (9617245919).

163237552201 is a wasteful number, since it uses less digits than its factorization.

163237552201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835403.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 163237552201 in words is "one hundred sixty-three billion, two hundred thirty-seven million, five hundred fifty-two thousand, two hundred one".