424243331142 has 16 divisors (see below), whose sum is σ = 848555630640. Its totient is φ = 141402948992.

The previous prime is 424243331137. The next prime is 424243331209. The reversal of 424243331142 is 241133342424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2793543 + ... + 2941490.

It is an arithmetic number, because the mean of its divisors is an integer number (53034726915).

Almost surely, 2^424243331142 is an apocalyptic number.

424243331142 is an abundant number, since it is smaller than the sum of its proper divisors (424312299498).

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

424243331142 is a wasteful number, since it uses less digits than its factorization.

424243331142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747367.

The product of its digits is 55296, while the sum is 33.

Adding to 424243331142 its reverse (241133342424), we get a palindrome (665376673566).

The spelling of 424243331142 in words is "four hundred twenty-four billion, two hundred forty-three million, three hundred thirty-one thousand, one hundred forty-two".