343658782273 has 8 divisors (see below), whose sum is σ = 358222898880. Its totient is φ = 329275586640.

The previous prime is 343658782241. The next prime is 343658782297. The reversal of 343658782273 is 372287856343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343658782273 - 2⁵ = 343658782241 is a prime.

It is a super-2 number, since 2×343658782273² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343658782373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45226365 + ... + 45233962.

It is an arithmetic number, because the mean of its divisors is an integer number (44777862360).

Almost surely, 2^343658782273 is an apocalyptic number.

It is an amenable number.

343658782273 is a deficient number, since it is larger than the sum of its proper divisors (14564116607).

343658782273 is a wasteful number, since it uses less digits than its factorization.

343658782273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90460487.

The product of its digits is 40642560, while the sum is 58.

The spelling of 343658782273 in words is "three hundred forty-three billion, six hundred fifty-eight million, seven hundred eighty-two thousand, two hundred seventy-three".