523134002420 has 24 divisors (see below), whose sum is σ = 1100415456000. Its totient is φ = 208904257952.

The previous prime is 523134002407. The next prime is 523134002423. The reversal of 523134002420 is 24200431325.

It is a self number, because there is not a number n which added to its sum of digits gives 523134002420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523134002423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21821660 + ... + 21845619.

It is an arithmetic number, because the mean of its divisors is an integer number (45850644000).

Almost surely, 2^523134002420 is an apocalyptic number.

It is an amenable number.

523134002420 is an abundant number, since it is smaller than the sum of its proper divisors (577281453580).

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

523134002420 is a wasteful number, since it uses less digits than its factorization.

523134002420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43667887 (or 43667885 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 523134002420 its reverse (24200431325), we get a palindrome (547334433745).

The spelling of 523134002420 in words is "five hundred twenty-three billion, one hundred thirty-four million, two thousand, four hundred twenty".