340441142443446 has 16 divisors (see below), whose sum is σ = 742780674422208. Its totient is φ = 103163982558600.

The previous prime is 340441142443349. The next prime is 340441142443453. The reversal of 340441142443446 is 644344241144043.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 340441142443395 and 340441142443404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2579099563900 + ... + 2579099564031.

It is an arithmetic number, because the mean of its divisors is an integer number (46423792151388).

Almost surely, 2^{340441142443446} is an apocalyptic number.

340441142443446 is an abundant number, since it is smaller than the sum of its proper divisors (402339531978762).

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

340441142443446 is a wasteful number, since it uses less digits than its factorization.

340441142443446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158199127947.

The product of its (nonzero) digits is 7077888, while the sum is 48.

Adding to 340441142443446 its reverse (644344241144043), we get a palindrome (984785383587489).

The spelling of 340441142443446 in words is "three hundred forty trillion, four hundred forty-one billion, one hundred forty-two million, four hundred forty-three thousand, four hundred forty-six".