343842494954368 has 128 divisors (see below), whose sum is σ = 701714066544000. Its totient is φ = 167777861222400.

The previous prime is 343842494954347. The next prime is 343842494954443. The reversal of 343842494954368 is 863459494248343.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×343842494954368² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343842494954294 and 343842494954303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2574741678 + ... + 2574875218.

It is an arithmetic number, because the mean of its divisors is an integer number (5482141144875).

Almost surely, 2^{343842494954368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343842494954368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350857033272000).

343842494954368 is an abundant number, since it is smaller than the sum of its proper divisors (357871571589632).

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

343842494954368 is a wasteful number, since it uses less digits than its factorization.

343842494954368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136584 (or 136572 counting only the distinct ones).

The product of its digits is 8599633920, while the sum is 76.

The spelling of 343842494954368 in words is "three hundred forty-three trillion, eight hundred forty-two billion, four hundred ninety-four million, nine hundred fifty-four thousand, three hundred sixty-eight".