3644161122 has 16 divisors (see below), whose sum is σ = 8329511232. Its totient is φ = 1041188880.

The previous prime is 3644161109. The next prime is 3644161133. The reversal of 3644161122 is 2211614463.

It is a self number, because there is not a number n which added to its sum of digits gives 3644161122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43382829 + ... + 43382912.

It is an arithmetic number, because the mean of its divisors is an integer number (520594452).

Almost surely, 2^3644161122 is an apocalyptic number.

3644161122 is an abundant number, since it is smaller than the sum of its proper divisors (4685350110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3644161122 is a wasteful number, since it uses less digits than its factorization.

3644161122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86765753.

The product of its digits is 6912, while the sum is 30.

The square root of 3644161122 is about 60366.8876288980. The cubic root of 3644161122 is about 1538.8602803003.

Adding to 3644161122 its reverse (2211614463), we get a palindrome (5855775585).

The spelling of 3644161122 in words is "three billion, six hundred forty-four million, one hundred sixty-one thousand, one hundred twenty-two".