523345404234 has 32 divisors (see below), whose sum is σ = 1080557913600. Its totient is φ = 168805022400.

The previous prime is 523345404193. The next prime is 523345404371. The reversal of 523345404234 is 432404543325.

It is a junction number, because it is equal to n+sod(n) for n = 523345404192 and 523345404201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1908024 + ... + 2165004.

It is an arithmetic number, because the mean of its divisors is an integer number (33767434800).

Almost surely, 2^523345404234 is an apocalyptic number.

523345404234 is an abundant number, since it is smaller than the sum of its proper divisors (557212509366).

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

523345404234 is a wasteful number, since it uses less digits than its factorization.

523345404234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267966.

The product of its (nonzero) digits is 691200, while the sum is 39.

Adding to 523345404234 its reverse (432404543325), we get a palindrome (955749947559).

The spelling of 523345404234 in words is "five hundred twenty-three billion, three hundred forty-five million, four hundred four thousand, two hundred thirty-four".