4144545512 has 16 divisors (see below), whose sum is σ = 7830345600. Its totient is φ = 2056453360.

The previous prime is 4144545511. The next prime is 4144545521. The reversal of 4144545512 is 2155454414.

It is not an unprimeable number, because it can be changed into a prime (4144545511) 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, 1976312 + ... + 1978407.

It is an arithmetic number, because the mean of its divisors is an integer number (489396600).

Almost surely, 2^4144545512 is an apocalyptic number.

It is an amenable number.

4144545512 is a deficient number, since it is larger than the sum of its proper divisors (3685800088).

4144545512 is a wasteful number, since it uses less digits than its factorization.

4144545512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954856 (or 3954852 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

The square root of 4144545512 is about 64378.1446765904. The cubic root of 4144545512 is about 1606.2962212077.

Adding to 4144545512 its reverse (2155454414), we get a palindrome (6299999926).

The spelling of 4144545512 in words is "four billion, one hundred forty-four million, five hundred forty-five thousand, five hundred twelve".