532423542531 has 4 divisors (see below), whose sum is σ = 709898056712. Its totient is φ = 354949028352.

The previous prime is 532423542493. The next prime is 532423542641. The reversal of 532423542531 is 135245324235.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 532423542531 - 2¹¹ = 532423540483 is a prime.

It is a super-2 number, since 2×532423542531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 532423542531.

It is not an unprimeable number, because it can be changed into a prime (532423547531) 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 3 ways as a sum of consecutive naturals, for example, 88737257086 + ... + 88737257091.

It is an arithmetic number, because the mean of its divisors is an integer number (177474514178).

Almost surely, 2^532423542531 is an apocalyptic number.

532423542531 is a deficient number, since it is larger than the sum of its proper divisors (177474514181).

532423542531 is a wasteful number, since it uses less digits than its factorization.

532423542531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177474514180.

The product of its digits is 432000, while the sum is 39.

Adding to 532423542531 its reverse (135245324235), we get a palindrome (667668866766).

The spelling of 532423542531 in words is "five hundred thirty-two billion, four hundred twenty-three million, five hundred forty-two thousand, five hundred thirty-one".