3613261293613 has 16 divisors (see below), whose sum is σ = 3824512889344. Its totient is φ = 3409004206080.

The previous prime is 3613261293601. The next prime is 3613261293623. The reversal of 3613261293613 is 3163921623163.

It is a happy number.

3613261293613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3613261293613 - 2²¹ = 3613259196461 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 (3613261293623) 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, 8765820 + ... + 9168757.

It is an arithmetic number, because the mean of its divisors is an integer number (239032055584).

Almost surely, 2^{3613261293613} is an apocalyptic number.

It is an amenable number.

3613261293613 is a deficient number, since it is larger than the sum of its proper divisors (211251595731).

3613261293613 is a wasteful number, since it uses less digits than its factorization.

3613261293613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17934772.

The product of its digits is 629856, while the sum is 46.

The spelling of 3613261293613 in words is "three trillion, six hundred thirteen billion, two hundred sixty-one million, two hundred ninety-three thousand, six hundred thirteen".