347474448689 has 4 divisors (see below), whose sum is σ = 359456326260. Its totient is φ = 335492571120.

The previous prime is 347474448679. The next prime is 347474448707. The reversal of 347474448689 is 986844474743.

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 208270838689 + 139203610000 = 456367^2 + 373100^2 .

It is a cyclic number.

It is not a de Polignac number, because 347474448689 - 2¹⁶ = 347474383153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347474448619) 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, 5990938742 + ... + 5990938799.

It is an arithmetic number, because the mean of its divisors is an integer number (89864081565).

Almost surely, 2^347474448689 is an apocalyptic number.

It is an amenable number.

347474448689 is a deficient number, since it is larger than the sum of its proper divisors (11981877571).

347474448689 is a wasteful number, since it uses less digits than its factorization.

347474448689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11981877570.

The product of its digits is 520224768, while the sum is 68.

The spelling of 347474448689 in words is "three hundred forty-seven billion, four hundred seventy-four million, four hundred forty-eight thousand, six hundred eighty-nine".