346704407643 has 32 divisors (see below), whose sum is σ = 520290093312. Its totient is φ = 205237179840.

The previous prime is 346704407597. The next prime is 346704407671.

346704407643 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 346704407643 - 2⁹ = 346704407131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346704407592 and 346704407601.

It is not an unprimeable number, because it can be changed into a prime (346704407443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 837930 + ... + 1181327.

It is an arithmetic number, because the mean of its divisors is an integer number (16259065416).

Almost surely, 2^346704407643 is an apocalyptic number.

346704407643 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

346704407643 is a deficient number, since it is larger than the sum of its proper divisors (173585685669).

346704407643 is a wasteful number, since it uses less digits than its factorization.

346704407643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019336 (or 2019314 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 48.

The spelling of 346704407643 in words is "three hundred forty-six billion, seven hundred four million, four hundred seven thousand, six hundred forty-three".