347683438873 has 4 divisors (see below), whose sum is σ = 347723739940. Its totient is φ = 347643137808.

The previous prime is 347683438759. The next prime is 347683438889. The reversal of 347683438873 is 378834386743.

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 311846298624 + 35837140249 = 558432^2 + 189307^2 .

It is a cyclic number.

It is not a de Polignac number, because 347683438873 - 2³⁷ = 210244485401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347483438873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20137590 + ... + 20154847.

It is an arithmetic number, because the mean of its divisors is an integer number (86930934985).

Almost surely, 2^347683438873 is an apocalyptic number.

It is an amenable number.

347683438873 is a deficient number, since it is larger than the sum of its proper divisors (40301067).

347683438873 is an equidigital number, since it uses as much as digits as its factorization.

347683438873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40301066.

The product of its digits is 195084288, while the sum is 64.

The spelling of 347683438873 in words is "three hundred forty-seven billion, six hundred eighty-three million, four hundred thirty-eight thousand, eight hundred seventy-three".