343290017857 has 8 divisors (see below), whose sum is σ = 344623713984. Its totient is φ = 341956537488.

The previous prime is 343290017849. The next prime is 343290017879. The reversal of 343290017857 is 758710092343.

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 343290017857 - 2³ = 343290017849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343290017857.

It is not an unprimeable number, because it can be changed into a prime (343290017887) 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, 3617538 + ... + 3711220.

It is an arithmetic number, because the mean of its divisors is an integer number (43077964248).

Almost surely, 2^343290017857 is an apocalyptic number.

It is an amenable number.

343290017857 is a deficient number, since it is larger than the sum of its proper divisors (1333696127).

343290017857 is a wasteful number, since it uses less digits than its factorization.

343290017857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107879.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 343290017857 in words is "three hundred forty-three billion, two hundred ninety million, seventeen thousand, eight hundred fifty-seven".