4043431442340 has 144 divisors (see below), whose sum is σ = 12712991945472. Its totient is φ = 1039555934208.

The previous prime is 4043431442327. The next prime is 4043431442353. The reversal of 4043431442340 is 432441343404.

4043431442340 is a `hidden beast` number, since 40 + 4 + 343 + 1 + 44 + 234 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (4043431442327) and next prime (4043431442353).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4043431442295 and 4043431442304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2999949 + ... + 4133588.

It is an arithmetic number, because the mean of its divisors is an integer number (88284666288).

Almost surely, 2^{4043431442340} is an apocalyptic number.

It is an amenable number.

4043431442340 is an abundant number, since it is smaller than the sum of its proper divisors (8669560503132).

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

4043431442340 is a wasteful number, since it uses less digits than its factorization.

4043431442340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7133666 (or 7133661 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4043431442340 its reverse (432441343404), we get a palindrome (4475872785744).

The spelling of 4043431442340 in words is "four trillion, forty-three billion, four hundred thirty-one million, four hundred forty-two thousand, three hundred forty".