346165686561643 has 8 divisors (see below), whose sum is σ = 372924300697088. Its totient is φ = 319425713054784.

The previous prime is 346165686561593. The next prime is 346165686561661.

346165686561643 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346165686561643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346165686561143) 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, 4660118571 + ... + 4660192852.

It is an arithmetic number, because the mean of its divisors is an integer number (46615537587136).

Almost surely, 2^{346165686561643} is an apocalyptic number.

346165686561643 is a deficient number, since it is larger than the sum of its proper divisors (26758614135445).

346165686561643 is a wasteful number, since it uses less digits than its factorization.

346165686561643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9320314293.

The product of its digits is 1343692800, while the sum is 70.

The spelling of 346165686561643 in words is "three hundred forty-six trillion, one hundred sixty-five billion, six hundred eighty-six million, five hundred sixty-one thousand, six hundred forty-three".