531314433142 has 16 divisors (see below), whose sum is σ = 807484254192. Its totient is φ = 262170151200.

The previous prime is 531314433109. The next prime is 531314433163. The reversal of 531314433142 is 241334413135.

It is a junction number, because it is equal to n+sod(n) for n = 531314433098 and 531314433107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4221813 + ... + 4345840.

It is an arithmetic number, because the mean of its divisors is an integer number (50467765887).

Almost surely, 2^531314433142 is an apocalyptic number.

531314433142 is a deficient number, since it is larger than the sum of its proper divisors (276169821050).

531314433142 is a wasteful number, since it uses less digits than its factorization.

531314433142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8568063.

The product of its digits is 51840, while the sum is 34.

Adding to 531314433142 its reverse (241334413135), we get a palindrome (772648846277).

The spelling of 531314433142 in words is "five hundred thirty-one billion, three hundred fourteen million, four hundred thirty-three thousand, one hundred forty-two".