340230442431220 has 24 divisors (see below), whose sum is σ = 779437013570208. Its totient is φ = 123720160884000.

The previous prime is 340230442431163. The next prime is 340230442431289. The reversal of 340230442431220 is 22134244032043.

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 in 7 ways as a sum of consecutive naturals, for example, 773251005306 + ... + 773251005745.

It is an arithmetic number, because the mean of its divisors is an integer number (32476542232092).

Almost surely, 2^{340230442431220} is an apocalyptic number.

It is an amenable number.

340230442431220 is an abundant number, since it is smaller than the sum of its proper divisors (439206571138988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340230442431220 is a wasteful number, since it uses less digits than its factorization.

340230442431220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546502011071 (or 1546502011069 counting only the distinct ones).

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

Adding to 340230442431220 its reverse (22134244032043), we get a palindrome (362364686463263).

The spelling of 340230442431220 in words is "three hundred forty trillion, two hundred thirty billion, four hundred forty-two million, four hundred thirty-one thousand, two hundred twenty".