434002243420321 has 4 divisors (see below), whose sum is σ = 434289471908544. Its totient is φ = 433715014932100.

The previous prime is 434002243420289. The next prime is 434002243420363. The reversal of 434002243420321 is 123024342200434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 434002243420321 - 2⁵ = 434002243420289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434002243420391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143614241845 + ... + 143614244866.

It is an arithmetic number, because the mean of its divisors is an integer number (108572367977136).

Almost surely, 2^{434002243420321} is an apocalyptic number.

It is an amenable number.

434002243420321 is a deficient number, since it is larger than the sum of its proper divisors (287228488223).

434002243420321 is a wasteful number, since it uses less digits than its factorization.

434002243420321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287228488222.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 434002243420321 its reverse (123024342200434), we get a palindrome (557026585620755).

The spelling of 434002243420321 in words is "four hundred thirty-four trillion, two billion, two hundred forty-three million, four hundred twenty thousand, three hundred twenty-one".