346553363355643 has 4 divisors (see below), whose sum is σ = 346609888131528. Its totient is φ = 346496838579760.

The previous prime is 346553363355517. The next prime is 346553363355697.

346553363355643 is nontrivially palindromic in base 10.

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 346553363355643 - 2³³ = 346544773421051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346553363055643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28262378746 + ... + 28262391007.

It is an arithmetic number, because the mean of its divisors is an integer number (86652472032882).

Almost surely, 2^{346553363355643} is an apocalyptic number.

346553363355643 is a deficient number, since it is larger than the sum of its proper divisors (56524775885).

346553363355643 is an equidigital number, since it uses as much as digits as its factorization.

346553363355643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56524775884.

The product of its digits is 1574640000, while the sum is 64.

The spelling of 346553363355643 in words is "three hundred forty-six trillion, five hundred fifty-three billion, three hundred sixty-three million, three hundred fifty-five thousand, six hundred forty-three".