4240143304012 has 48 divisors (see below), whose sum is σ = 9501254800128. Its totient is φ = 1607355126720.

The previous prime is 4240143304009. The next prime is 4240143304027. The reversal of 4240143304012 is 2104033410424.

It is a super-2 number, since 2×4240143304012² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186025078 + ... + 186047869.

It is an arithmetic number, because the mean of its divisors is an integer number (197942808336).

Almost surely, 2^{4240143304012} is an apocalyptic number.

It is an amenable number.

4240143304012 is an abundant number, since it is smaller than the sum of its proper divisors (5261111496116).

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

4240143304012 is a wasteful number, since it uses less digits than its factorization.

4240143304012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372073006 (or 372073004 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4240143304012 its reverse (2104033410424), we get a palindrome (6344176714436).

The spelling of 4240143304012 in words is "four trillion, two hundred forty billion, one hundred forty-three million, three hundred four thousand, twelve".