343250326016543 has 4 divisors (see below), whose sum is σ = 374454901108968. Its totient is φ = 312045750924120.

The previous prime is 343250326016539. The next prime is 343250326016581. The reversal of 343250326016543 is 345610623052343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343250326016543 - 2² = 343250326016539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343250326016503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15602287546196 + ... + 15602287546217.

It is an arithmetic number, because the mean of its divisors is an integer number (93613725277242).

Almost surely, 2^{343250326016543} is an apocalyptic number.

343250326016543 is a deficient number, since it is larger than the sum of its proper divisors (31204575092425).

343250326016543 is a wasteful number, since it uses less digits than its factorization.

343250326016543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31204575092424.

The product of its (nonzero) digits is 4665600, while the sum is 47.

Adding to 343250326016543 its reverse (345610623052343), we get a palindrome (688860949068886).

The spelling of 343250326016543 in words is "three hundred forty-three trillion, two hundred fifty billion, three hundred twenty-six million, sixteen thousand, five hundred forty-three".