523322334452040 has 128 divisors (see below), whose sum is σ = 1580986597656960. Its totient is φ = 138575746842624.

The previous prime is 523322334452033. The next prime is 523322334452123. The reversal of 523322334452040 is 40254433223325.

It is a junction number, because it is equal to n+sod(n) for n = 523322334451983 and 523322334452001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7985919 + ... + 33322958.

It is an arithmetic number, because the mean of its divisors is an integer number (12351457794195).

Almost surely, 2^{523322334452040} is an apocalyptic number.

It is an amenable number.

523322334452040 is an abundant number, since it is smaller than the sum of its proper divisors (1057664263204920).

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

523322334452040 is a wasteful number, since it uses less digits than its factorization.

523322334452040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41309631 (or 41309627 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 42.

Adding to 523322334452040 its reverse (40254433223325), we get a palindrome (563576767675365).

The spelling of 523322334452040 in words is "five hundred twenty-three trillion, three hundred twenty-two billion, three hundred thirty-four million, four hundred fifty-two thousand, forty".