434563034518 has 4 divisors (see below), whose sum is σ = 651844551780. Its totient is φ = 217281517258.

The previous prime is 434563034509. The next prime is 434563034551. The reversal of 434563034518 is 815430365434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 815430365434 = 2 ⋅407715182717.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108640758628 + ... + 108640758631.

It is an arithmetic number, because the mean of its divisors is an integer number (162961137945).

Almost surely, 2^434563034518 is an apocalyptic number.

434563034518 is a deficient number, since it is larger than the sum of its proper divisors (217281517262).

434563034518 is a wasteful number, since it uses less digits than its factorization.

434563034518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217281517261.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 434563034518 in words is "four hundred thirty-four billion, five hundred sixty-three million, thirty-four thousand, five hundred eighteen".