3427734377243 has 6 divisors (see below), whose sum is σ = 3767674976772. Its totient is φ = 3116122161020.

The previous prime is 3427734377233. The next prime is 3427734377251.

3427734377243 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3427734377243 - 2²² = 3427730182939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3427734377203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14164191521 + ... + 14164191762.

It is an arithmetic number, because the mean of its divisors is an integer number (627945829462).

Almost surely, 2^{3427734377243} is an apocalyptic number.

3427734377243 is a deficient number, since it is larger than the sum of its proper divisors (339940599529).

3427734377243 is a wasteful number, since it uses less digits than its factorization.

3427734377243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28328383305 (or 28328383294 counting only the distinct ones).

The product of its digits is 49787136, while the sum is 56.

The spelling of 3427734377243 in words is "three trillion, four hundred twenty-seven billion, seven hundred thirty-four million, three hundred seventy-seven thousand, two hundred forty-three".