523524021342 has 16 divisors (see below), whose sum is σ = 1196626334592. Its totient is φ = 149578291800.

The previous prime is 523524021313. The next prime is 523524021343. The reversal of 523524021342 is 243120425325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523524021343) 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, 6232428784 + ... + 6232428867.

It is an arithmetic number, because the mean of its divisors is an integer number (74789145912).

Almost surely, 2^523524021342 is an apocalyptic number.

523524021342 is an abundant number, since it is smaller than the sum of its proper divisors (673102313250).

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

523524021342 is a wasteful number, since it uses less digits than its factorization.

523524021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12464857663.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 523524021342 its reverse (243120425325), we get a palindrome (766644446667).

The spelling of 523524021342 in words is "five hundred twenty-three billion, five hundred twenty-four million, twenty-one thousand, three hundred forty-two".