4512143444 has 12 divisors (see below), whose sum is σ = 8064256704. Its totient is φ = 2208070104.

The previous prime is 4512143443. The next prime is 4512143459. The reversal of 4512143444 is 4443412154.

It is a super-2 number, since 2×4512143444² = 40718876918464362272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4512143444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512143443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12000194 + ... + 12000569.

It is an arithmetic number, because the mean of its divisors is an integer number (672021392).

Almost surely, 2^4512143444 is an apocalyptic number.

It is an amenable number.

4512143444 is a deficient number, since it is larger than the sum of its proper divisors (3552113260).

4512143444 is a wasteful number, since it uses less digits than its factorization.

4512143444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24000814 (or 24000812 counting only the distinct ones).

The product of its digits is 30720, while the sum is 32.

The square root of 4512143444 is about 67172.4902322372. The cubic root of 4512143444 is about 1652.4473561138.

Adding to 4512143444 its reverse (4443412154), we get a palindrome (8955555598).

The spelling of 4512143444 in words is "four billion, five hundred twelve million, one hundred forty-three thousand, four hundred forty-four".