3406580111391 has 4 divisors (see below), whose sum is σ = 4542106815192. Its totient is φ = 2271053407592.

The previous prime is 3406580111377. The next prime is 3406580111393. The reversal of 3406580111391 is 1931110856043.

3406580111391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3406580111391 - 2⁵ = 3406580111359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406580111393) 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, 567763351896 + ... + 567763351901.

It is an arithmetic number, because the mean of its divisors is an integer number (1135526703798).

Almost surely, 2^{3406580111391} is an apocalyptic number.

3406580111391 is a deficient number, since it is larger than the sum of its proper divisors (1135526703801).

3406580111391 is a wasteful number, since it uses less digits than its factorization.

3406580111391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135526703800.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 3406580111391 in words is "three trillion, four hundred six billion, five hundred eighty million, one hundred eleven thousand, three hundred ninety-one".