434304155345 has 4 divisors (see below), whose sum is σ = 521164986420. Its totient is φ = 347443324272.

The previous prime is 434304155339. The next prime is 434304155377. The reversal of 434304155345 is 543551403434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 247534110784 + 186770044561 = 497528^2 + 432169^2 .

It is a cyclic number.

It is not a de Polignac number, because 434304155345 - 2⁶ = 434304155281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43430415530 + ... + 43430415539.

It is an arithmetic number, because the mean of its divisors is an integer number (130291246605).

Almost surely, 2^434304155345 is an apocalyptic number.

It is an amenable number.

434304155345 is a deficient number, since it is larger than the sum of its proper divisors (86860831075).

434304155345 is an equidigital number, since it uses as much as digits as its factorization.

434304155345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86860831074.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 434304155345 its reverse (543551403434), we get a palindrome (977855558779).

The spelling of 434304155345 in words is "four hundred thirty-four billion, three hundred four million, one hundred fifty-five thousand, three hundred forty-five".