434047690517 has 12 divisors (see below), whose sum is σ = 517227563916. Its totient is φ = 362966708160.

The previous prime is 434047690487. The next prime is 434047690541. The reversal of 434047690517 is 715096740434.

It can be written as a sum of positive squares in 2 ways, for example, as 232734845476 + 201312845041 = 482426^2 + 448679^2 .

It is not a de Polignac number, because 434047690517 - 2¹² = 434047686421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434047690597) 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 in 11 ways as a sum of consecutive naturals, for example, 108023798 + ... + 108027815.

It is an arithmetic number, because the mean of its divisors is an integer number (43102296993).

Almost surely, 2^434047690517 is an apocalyptic number.

It is an amenable number.

434047690517 is a deficient number, since it is larger than the sum of its proper divisors (83179873399).

434047690517 is a wasteful number, since it uses less digits than its factorization.

434047690517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216051668 (or 216051661 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 434047690517 in words is "four hundred thirty-four billion, forty-seven million, six hundred ninety thousand, five hundred seventeen".