3443671613 has 16 divisors (see below), whose sum is σ = 3627290160. Its totient is φ = 3264576000.

The previous prime is 3443671603. The next prime is 3443671783. The reversal of 3443671613 is 3161763443.

It can be written as a sum of positive squares in 8 ways, for example, as 257859364 + 3185812249 = 16058^2 + 56443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3443671613 - 2³⁰ = 2369929789 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 (3443671603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1238681 + ... + 1241457.

It is an arithmetic number, because the mean of its divisors is an integer number (226705635).

Almost surely, 2^3443671613 is an apocalyptic number.

It is an amenable number.

3443671613 is a deficient number, since it is larger than the sum of its proper divisors (183618547).

3443671613 is a wasteful number, since it uses less digits than its factorization.

3443671613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568.

The product of its digits is 108864, while the sum is 38.

The square root of 3443671613 is about 58682.8050880324. The cubic root of 3443671613 is about 1510.1053408083.

The spelling of 3443671613 in words is "three billion, four hundred forty-three million, six hundred seventy-one thousand, six hundred thirteen".