346143707543 has 4 divisors (see below), whose sum is σ = 355498942920. Its totient is φ = 336788472168.

The previous prime is 346143707513. The next prime is 346143707557. The reversal of 346143707543 is 345707341643.

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 346143707543 - 2¹⁸ = 346143445399 is a prime.

It is a super-2 number, since 2×346143707543² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346143707513) 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, 4677617633 + ... + 4677617706.

It is an arithmetic number, because the mean of its divisors is an integer number (88874735730).

Almost surely, 2^346143707543 is an apocalyptic number.

346143707543 is a deficient number, since it is larger than the sum of its proper divisors (9355235377).

346143707543 is an equidigital number, since it uses as much as digits as its factorization.

346143707543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9355235376.

The product of its (nonzero) digits is 2540160, while the sum is 47.

The spelling of 346143707543 in words is "three hundred forty-six billion, one hundred forty-three million, seven hundred seven thousand, five hundred forty-three".