3161038401613 has 8 divisors (see below), whose sum is σ = 3347403886008. Its totient is φ = 2974719811584.

The previous prime is 3161038401611. The next prime is 3161038401637. The reversal of 3161038401613 is 3161048301613.

It can be written as a sum of positive squares in 4 ways, for example, as 629416916164 + 2531621485449 = 793358^2 + 1591107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3161038401613 - 2¹ = 3161038401611 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 (3161038401611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11584756 + ... + 11854477.

It is an arithmetic number, because the mean of its divisors is an integer number (418425485751).

Almost surely, 2^{3161038401613} is an apocalyptic number.

It is an amenable number.

3161038401613 is a deficient number, since it is larger than the sum of its proper divisors (186365484395).

3161038401613 is a wasteful number, since it uses less digits than its factorization.

3161038401613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23447183.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 3161038401613 in words is "three trillion, one hundred sixty-one billion, thirty-eight million, four hundred one thousand, six hundred thirteen".