424529522568 has 108 divisors (see below), whose sum is σ = 1188532985445. Its totient is φ = 136889720640.

The previous prime is 424529522561. The next prime is 424529522581. The reversal of 424529522568 is 865225925424.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

424529522568 is a `hidden beast` number, since 4 + 2 + 4 + 5 + 29 + 52 + 2 + 568 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 424527827364 + 1695204 = 651558^2 + 1302^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460722.

It is not an unprimeable number, because it can be changed into a prime (424529522561) 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 26 ways as a sum of consecutive naturals, for example, 171387346 + ... + 171389822.

Almost surely, 2^424529522568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424529522568

424529522568 is an abundant number, since it is smaller than the sum of its proper divisors (764003462877).

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

424529522568 is an equidigital number, since it uses as much as digits as its factorization.

424529522568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5028 (or 2513 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 54.

The spelling of 424529522568 in words is "four hundred twenty-four billion, five hundred twenty-nine million, five hundred twenty-two thousand, five hundred sixty-eight".