3645144116 has 6 divisors (see below), whose sum is σ = 6379002210. Its totient is φ = 1822572056.

The previous prime is 3645144109. The next prime is 3645144127. The reversal of 3645144116 is 6114415463.

It can be written as a sum of positive squares in only one way, i.e., 3251280400 + 393863716 = 57020^2 + 19846^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455643011 + ... + 455643018.

It is an arithmetic number, because the mean of its divisors is an integer number (1063167035).

Almost surely, 2^3645144116 is an apocalyptic number.

It is an amenable number.

3645144116 is a deficient number, since it is larger than the sum of its proper divisors (2733858094).

3645144116 is a wasteful number, since it uses less digits than its factorization.

3645144116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911286033 (or 911286031 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 3645144116 is about 60375.0289109662. The cubic root of 3645144116 is about 1538.9986344490.

Adding to 3645144116 its reverse (6114415463), we get a palindrome (9759559579).

The spelling of 3645144116 in words is "three billion, six hundred forty-five million, one hundred forty-four thousand, one hundred sixteen".