531304245421132 has 6 divisors (see below), whose sum is σ = 929782429486988. Its totient is φ = 265652122710564.

The previous prime is 531304245421109. The next prime is 531304245421151. The reversal of 531304245421132 is 231124542403135.

It is a super-2 number, since 2×531304245421132² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66413030677638 + ... + 66413030677645.

Almost surely, 2^{531304245421132} is an apocalyptic number.

It is an amenable number.

531304245421132 is a deficient number, since it is larger than the sum of its proper divisors (398478184065856).

531304245421132 is a wasteful number, since it uses less digits than its factorization.

531304245421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132826061355287 (or 132826061355285 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 531304245421132 its reverse (231124542403135), we get a palindrome (762428787824267).

The spelling of 531304245421132 in words is "five hundred thirty-one trillion, three hundred four billion, two hundred forty-five million, four hundred twenty-one thousand, one hundred thirty-two".