163612036620233 has 16 divisors (see below), whose sum is σ = 175080684151296. Its totient is φ = 152356796294400.

The previous prime is 163612036620229. The next prime is 163612036620247. The reversal of 163612036620233 is 332026630216361.

It is a cyclic number.

It is not a de Polignac number, because 163612036620233 - 2² = 163612036620229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163612036620433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131768618 + ... + 133004483.

It is an arithmetic number, because the mean of its divisors is an integer number (10942542759456).

Almost surely, 2^{163612036620233} is an apocalyptic number.

It is an amenable number.

163612036620233 is a deficient number, since it is larger than the sum of its proper divisors (11468647531063).

163612036620233 is a wasteful number, since it uses less digits than its factorization.

163612036620233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264773504.

The product of its (nonzero) digits is 839808, while the sum is 44.

Adding to 163612036620233 its reverse (332026630216361), we get a palindrome (495638666836594).

The spelling of 163612036620233 in words is "one hundred sixty-three trillion, six hundred twelve billion, thirty-six million, six hundred twenty thousand, two hundred thirty-three".