4512733643 has 16 divisors (see below), whose sum is σ = 5349258240. Its totient is φ = 3761186400.

The previous prime is 4512733639. The next prime is 4512733663. The reversal of 4512733643 is 3463372154.

It is a cyclic number.

It is not a de Polignac number, because 4512733643 - 2² = 4512733639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4512733597 and 4512733606.

It is not an unprimeable number, because it can be changed into a prime (4512733613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341780 + ... + 354737.

It is an arithmetic number, because the mean of its divisors is an integer number (334328640).

Almost surely, 2^4512733643 is an apocalyptic number.

4512733643 is a deficient number, since it is larger than the sum of its proper divisors (836524597).

4512733643 is a wasteful number, since it uses less digits than its factorization.

4512733643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696578.

The product of its digits is 181440, while the sum is 38.

The square root of 4512733643 is about 67176.8832486295. The cubic root of 4512733643 is about 1652.5194009760.

The spelling of 4512733643 in words is "four billion, five hundred twelve million, seven hundred thirty-three thousand, six hundred forty-three".