343231656136120 has 32 divisors (see below), whose sum is σ = 772274096626320. Its totient is φ = 137292152175360.

The previous prime is 343231656136111. The next prime is 343231656136123. The reversal of 343231656136120 is 21631656132343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343231656136123) by changing a digit.

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, 4956021 + ... + 26665060.

Almost surely, 2^{343231656136120} is an apocalyptic number.

It is an amenable number.

343231656136120 is an abundant number, since it is smaller than the sum of its proper divisors (429042440490200).

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

343231656136120 is a wasteful number, since it uses less digits than its factorization.

343231656136120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31892455 (or 31892451 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 343231656136120 in words is "three hundred forty-three trillion, two hundred thirty-one billion, six hundred fifty-six million, one hundred thirty-six thousand, one hundred twenty".