163501412632226 has 8 divisors (see below), whose sum is σ = 245252187917100. Its totient is φ = 81750683326528.

The previous prime is 163501412632211. The next prime is 163501412632273. The reversal of 163501412632226 is 622236214105361.

It can be written as a sum of positive squares in 2 ways, for example, as 138792550050625 + 24708862581601 = 11781025^2 + 4970801^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502451 + ... + 18090198.

Almost surely, 2^{163501412632226} is an apocalyptic number.

163501412632226 is a deficient number, since it is larger than the sum of its proper divisors (81750775284874).

163501412632226 is a wasteful number, since it uses less digits than its factorization.

163501412632226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22989588.

The product of its (nonzero) digits is 622080, while the sum is 44.

Adding to 163501412632226 its reverse (622236214105361), we get a palindrome (785737626737587).

The spelling of 163501412632226 in words is "one hundred sixty-three trillion, five hundred one billion, four hundred twelve million, six hundred thirty-two thousand, two hundred twenty-six".