523143233104242 has 16 divisors (see below), whose sum is σ = 1091777182130880. Its totient is φ = 166799291714352.

The previous prime is 523143233104067. The next prime is 523143233104267. The reversal of 523143233104242 is 242401332341325.

It is a self number, because there is not a number n which added to its sum of digits gives 523143233104242.

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, 1895446496617 + ... + 1895446496892.

It is an arithmetic number, because the mean of its divisors is an integer number (68236073883180).

Almost surely, 2^{523143233104242} is an apocalyptic number.

523143233104242 is an abundant number, since it is smaller than the sum of its proper divisors (568633949026638).

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

523143233104242 is a wasteful number, since it uses less digits than its factorization.

523143233104242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790892993537.

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 523143233104242 its reverse (242401332341325), we get a palindrome (765544565445567).

The spelling of 523143233104242 in words is "five hundred twenty-three trillion, one hundred forty-three billion, two hundred thirty-three million, one hundred four thousand, two hundred forty-two".