340224434430321 has 16 divisors (see below), whose sum is σ = 548933541266304. Its totient is φ = 182977847088384.

The previous prime is 340224434430301. The next prime is 340224434430337. The reversal of 340224434430321 is 123034434422043.

It is a happy number.

It is not a de Polignac number, because 340224434430321 - 2¹⁹ = 340224433906033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340224434430321.

It is not an unprimeable number, because it can be changed into a prime (340224434430301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476504809770 + ... + 476504810483.

It is an arithmetic number, because the mean of its divisors is an integer number (34308346329144).

Almost surely, 2^{340224434430321} is an apocalyptic number.

It is an amenable number.

340224434430321 is a deficient number, since it is larger than the sum of its proper divisors (208709106835983).

340224434430321 is a wasteful number, since it uses less digits than its factorization.

340224434430321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953009620280.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 340224434430321 its reverse (123034434422043), we get a palindrome (463258868852364).

The spelling of 340224434430321 in words is "three hundred forty trillion, two hundred twenty-four billion, four hundred thirty-four million, four hundred thirty thousand, three hundred twenty-one".