4242343140531 has 24 divisors (see below), whose sum is σ = 6199940276400. Its totient is φ = 2795050152000.

The previous prime is 4242343140527. The next prime is 4242343140533. The reversal of 4242343140531 is 1350413432424.

4242343140531 is a `hidden beast` number, since 4 + 2 + 42 + 3 + 43 + 1 + 40 + 531 = 666.

It is not a de Polignac number, because 4242343140531 - 2² = 4242343140527 is a prime.

It is a super-2 number, since 2×4242343140531² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4242343140533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3821581 + ... + 4805118.

It is an arithmetic number, because the mean of its divisors is an integer number (258330844850).

Almost surely, 2^{4242343140531} is an apocalyptic number.

4242343140531 is a deficient number, since it is larger than the sum of its proper divisors (1957597135869).

4242343140531 is a wasteful number, since it uses less digits than its factorization.

4242343140531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8627347 (or 8627344 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 4242343140531 its reverse (1350413432424), we get a palindrome (5592756572955).

The spelling of 4242343140531 in words is "four trillion, two hundred forty-two billion, three hundred forty-three million, one hundred forty thousand, five hundred thirty-one".