434333321605 has 16 divisors (see below), whose sum is σ = 521643475440. Its totient is φ = 347171125248.

The previous prime is 434333321533. The next prime is 434333321627. The reversal of 434333321605 is 506123333434.

It can be written as a sum of positive squares in 8 ways, for example, as 61132068001 + 373201253604 = 247249^2 + 610902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434333321605 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51993109 + ... + 52001461.

It is an arithmetic number, because the mean of its divisors is an integer number (32602717215).

Almost surely, 2^434333321605 is an apocalyptic number.

It is an amenable number.

434333321605 is a deficient number, since it is larger than the sum of its proper divisors (87310153835).

434333321605 is a wasteful number, since it uses less digits than its factorization.

434333321605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15960.

The product of its (nonzero) digits is 233280, while the sum is 37.

The spelling of 434333321605 in words is "four hundred thirty-four billion, three hundred thirty-three million, three hundred twenty-one thousand, six hundred five".