4644036253632 has 28 divisors (see below), whose sum is σ = 12287345921576. Its totient is φ = 1548012084480.

The previous prime is 4644036253561. The next prime is 4644036253639. The reversal of 4644036253632 is 2363526304464.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644036253639) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12093844219 + ... + 12093844602.

Almost surely, 2^{4644036253632} is an apocalyptic number.

It is an amenable number.

4644036253632 is an abundant number, since it is smaller than the sum of its proper divisors (7643309667944).

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

4644036253632 is a wasteful number, since it uses less digits than its factorization.

4644036253632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24187688836 (or 24187688826 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 48.

The spelling of 4644036253632 in words is "four trillion, six hundred forty-four billion, thirty-six million, two hundred fifty-three thousand, six hundred thirty-two".