4240143242312 has 16 divisors (see below), whose sum is σ = 7953848202300. Its totient is φ = 2119117055040.

The previous prime is 4240143242303. The next prime is 4240143242327. The reversal of 4240143242312 is 2132423410424.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3594232055716 + 645911186596 = 1895846^2 + 803686^2 .

It is a super-3 number, since 3×4240143242312³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119301887 + ... + 119337422.

Almost surely, 2^{4240143242312} is an apocalyptic number.

It is an amenable number.

4240143242312 is a deficient number, since it is larger than the sum of its proper divisors (3713704959988).

4240143242312 is a wasteful number, since it uses less digits than its factorization.

4240143242312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238641536 (or 238641532 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4240143242312 its reverse (2132423410424), we get a palindrome (6372566652736).

The spelling of 4240143242312 in words is "four trillion, two hundred forty billion, one hundred forty-three million, two hundred forty-two thousand, three hundred twelve".