431404433323 has 16 divisors (see below), whose sum is σ = 447851489760. Its totient is φ = 415216800000.

The previous prime is 431404433321. The next prime is 431404433381. The reversal of 431404433323 is 323334404134.

It is a cyclic number.

It is not a de Polignac number, because 431404433323 - 2¹ = 431404433321 is a prime.

It is a super-2 number, since 2×431404433323² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431404433321) 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 15 ways as a sum of consecutive naturals, for example, 4167948 + ... + 4270198.

It is an arithmetic number, because the mean of its divisors is an integer number (27990718110).

Almost surely, 2^431404433323 is an apocalyptic number.

431404433323 is a deficient number, since it is larger than the sum of its proper divisors (16447056437).

431404433323 is a wasteful number, since it uses less digits than its factorization.

431404433323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103518.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 431404433323 its reverse (323334404134), we get a palindrome (754738837457).

The spelling of 431404433323 in words is "four hundred thirty-one billion, four hundred four million, four hundred thirty-three thousand, three hundred twenty-three".