340343123012320 has 24 divisors (see below), whose sum is σ = 804060628116984. Its totient is φ = 136137249204864.

The previous prime is 340343123012317. The next prime is 340343123012411. The reversal of 340343123012320 is 23210321343043.

It is a happy number.

It is a congruent number.

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, 1063572259254 + ... + 1063572259573.

It is an arithmetic number, because the mean of its divisors is an integer number (33502526171541).

Almost surely, 2^{340343123012320} is an apocalyptic number.

It is an amenable number.

340343123012320 is an abundant number, since it is smaller than the sum of its proper divisors (463717505104664).

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

340343123012320 is a wasteful number, since it uses less digits than its factorization.

340343123012320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127144518842 (or 2127144518834 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 340343123012320 its reverse (23210321343043), we get a palindrome (363553444355363).

The spelling of 340343123012320 in words is "three hundred forty trillion, three hundred forty-three billion, one hundred twenty-three million, twelve thousand, three hundred twenty".