4323431403442 has 16 divisors (see below), whose sum is σ = 6708937800600. Its totient is φ = 2087122468480.

The previous prime is 4323431403397. The next prime is 4323431403449. The reversal of 4323431403442 is 2443041343234.

It can be written as a sum of positive squares in 4 ways, for example, as 4197946134321 + 125485269121 = 2048889^2 + 354239^2 .

It is not an unprimeable number, because it can be changed into a prime (4323431403449) 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, 1518534 + ... + 3309502.

Almost surely, 2^{4323431403442} is an apocalyptic number.

4323431403442 is a deficient number, since it is larger than the sum of its proper divisors (2385506397158).

4323431403442 is a wasteful number, since it uses less digits than its factorization.

4323431403442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832621.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 4323431403442 its reverse (2443041343234), we get a palindrome (6766472746676).

The spelling of 4323431403442 in words is "four trillion, three hundred twenty-three billion, four hundred thirty-one million, four hundred three thousand, four hundred forty-two".