3644053736 has 32 divisors (see below), whose sum is σ = 6921936000. Its totient is φ = 1798279296.

The previous prime is 3644053729. The next prime is 3644053741. The reversal of 3644053736 is 6373504463.

It is a junction number, because it is equal to n+sod(n) for n = 3644053693 and 3644053702.

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, 413585 + ... + 422303.

It is an arithmetic number, because the mean of its divisors is an integer number (216310500).

Almost surely, 2^3644053736 is an apocalyptic number.

It is an amenable number.

3644053736 is a deficient number, since it is larger than the sum of its proper divisors (3277882264).

3644053736 is a wasteful number, since it uses less digits than its factorization.

3644053736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9401 (or 9397 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 41.

The square root of 3644053736 is about 60365.9981777822. The cubic root of 3644053736 is about 1538.8451644600.

The spelling of 3644053736 in words is "three billion, six hundred forty-four million, fifty-three thousand, seven hundred thirty-six".