163622234201513 has 4 divisors (see below), whose sum is σ = 163894484175828. Its totient is φ = 163349984227200.

The previous prime is 163622234201417. The next prime is 163622234201539. The reversal of 163622234201513 is 315102432226361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 141436598714944 + 22185635486569 = 11892712^2 + 4710163^2 .

It is a cyclic number.

It is not a de Polignac number, because 163622234201513 - 2²² = 163622230007209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163622234206513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136124986256 + ... + 136124987457.

It is an arithmetic number, because the mean of its divisors is an integer number (40973621043957).

Almost surely, 2^{163622234201513} is an apocalyptic number.

It is an amenable number.

163622234201513 is a deficient number, since it is larger than the sum of its proper divisors (272249974315).

163622234201513 is an equidigital number, since it uses as much as digits as its factorization.

163622234201513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272249974314.

The product of its (nonzero) digits is 311040, while the sum is 41.

Adding to 163622234201513 its reverse (315102432226361), we get a palindrome (478724666427874).

The spelling of 163622234201513 in words is "one hundred sixty-three trillion, six hundred twenty-two billion, two hundred thirty-four million, two hundred one thousand, five hundred thirteen".