434644206843 has 24 divisors (see below), whose sum is σ = 727999116544. Its totient is φ = 225789197040.

The previous prime is 434644206833. The next prime is 434644206847. The reversal of 434644206843 is 348602446434.

It is not a de Polignac number, because 434644206843 - 2⁴ = 434644206827 is a prime.

It is a super-3 number, since 3×434644206843³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434644206792 and 434644206801.

It is not an unprimeable number, because it can be changed into a prime (434644206847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85523671 + ... + 85528752.

Almost surely, 2^434644206843 is an apocalyptic number.

434644206843 is a deficient number, since it is larger than the sum of its proper divisors (293354909701).

434644206843 is a wasteful number, since it uses less digits than its factorization.

434644206843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171052455 (or 171052444 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 48.

The spelling of 434644206843 in words is "four hundred thirty-four billion, six hundred forty-four million, two hundred six thousand, eight hundred forty-three".