348211933813 has 4 divisors (see below), whose sum is σ = 348620154988. Its totient is φ = 347803712640.

The previous prime is 348211933789. The next prime is 348211933829. The reversal of 348211933813 is 318339112843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94591923364 + 253620010449 = 307558^2 + 503607^2 .

It is a cyclic number.

It is not a de Polignac number, because 348211933813 - 2²¹ = 348209836661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348211933313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204109308 + ... + 204111013.

It is an arithmetic number, because the mean of its divisors is an integer number (87155038747).

Almost surely, 2^348211933813 is an apocalyptic number.

It is an amenable number.

348211933813 is a deficient number, since it is larger than the sum of its proper divisors (408221175).

348211933813 is an equidigital number, since it uses as much as digits as its factorization.

348211933813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408221174.

The product of its digits is 373248, while the sum is 46.

The spelling of 348211933813 in words is "three hundred forty-eight billion, two hundred eleven million, nine hundred thirty-three thousand, eight hundred thirteen".