346353353643 has 16 divisors (see below), whose sum is σ = 503830400256. Its totient is φ = 209892913440.

The previous prime is 346353353629. The next prime is 346353353659.

It is a happy number.

346353353643 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 346353353643 - 2⁸ = 346353353387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346353353592 and 346353353601.

It is not an unprimeable number, because it can be changed into a prime (346353353743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64071 + ... + 834752.

It is an arithmetic number, because the mean of its divisors is an integer number (31489400016).

Almost surely, 2^346353353643 is an apocalyptic number.

346353353643 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

346353353643 is a deficient number, since it is larger than the sum of its proper divisors (157477046613).

346353353643 is a wasteful number, since it uses less digits than its factorization.

346353353643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910514.

The product of its digits is 10497600, while the sum is 48.

It can be divided in two parts, 346353 and 353643, that added together give a palindrome (699996).

The spelling of 346353353643 in words is "three hundred forty-six billion, three hundred fifty-three million, three hundred fifty-three thousand, six hundred forty-three".