434330463442 has 4 divisors (see below), whose sum is σ = 651495695166. Its totient is φ = 217165231720.

The previous prime is 434330463433. The next prime is 434330463449. The reversal of 434330463442 is 244364033434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 244364033434 = 2 ⋅122182016717.

It can be written as a sum of positive squares in only one way, i.e., 429325042441 + 5005421001 = 655229^2 + 70749^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 434330463395 and 434330463404.

It is not an unprimeable number, because it can be changed into a prime (434330463449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108582615859 + ... + 108582615862.

Almost surely, 2^434330463442 is an apocalyptic number.

434330463442 is a deficient number, since it is larger than the sum of its proper divisors (217165231724).

434330463442 is a wasteful number, since it uses less digits than its factorization.

434330463442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217165231723.

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 434330463442 its reverse (244364033434), we get a palindrome (678694496876).

The spelling of 434330463442 in words is "four hundred thirty-four billion, three hundred thirty million, four hundred sixty-three thousand, four hundred forty-two".