431104431332 has 24 divisors (see below), whose sum is σ = 801181554264. Its totient is φ = 202270666752.

The previous prime is 431104431311. The next prime is 431104431337. The reversal of 431104431332 is 233134401134.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10194133156 + 420910298176 = 100966^2 + 648776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 431104431295 and 431104431304.

It is not an unprimeable number, because it can be changed into a prime (431104431337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9383273 + ... + 9429104.

It is an arithmetic number, because the mean of its divisors is an integer number (33382564761).

Almost surely, 2^431104431332 is an apocalyptic number.

It is an amenable number.

431104431332 is a deficient number, since it is larger than the sum of its proper divisors (370077122932).

431104431332 is a wasteful number, since it uses less digits than its factorization.

431104431332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18812735 (or 18812733 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 431104431332 its reverse (233134401134), we get a palindrome (664238832466).

The spelling of 431104431332 in words is "four hundred thirty-one billion, one hundred four million, four hundred thirty-one thousand, three hundred thirty-two".