4512243040 has 144 divisors (see below), whose sum is σ = 11287836000. Its totient is φ = 1704175616.

The previous prime is 4512243007. The next prime is 4512243059. The reversal of 4512243040 is 403422154.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4512242996 and 4512243014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7532661 + ... + 7533259.

It is an arithmetic number, because the mean of its divisors is an integer number (78387750).

Almost surely, 2^4512243040 is an apocalyptic number.

4512243040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4512243040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5643918000).

4512243040 is an abundant number, since it is smaller than the sum of its proper divisors (6775592960).

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

4512243040 is a wasteful number, since it uses less digits than its factorization.

4512243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4512243040 is about 67173.2315732986. The cubic root of 4512243040 is about 1652.4595141150.

Adding to 4512243040 its reverse (403422154), we get a palindrome (4915665194).

The spelling of 4512243040 in words is "four billion, five hundred twelve million, two hundred forty-three thousand, forty".