13646106613 has 4 divisors (see below), whose sum is σ = 13646360128. Its totient is φ = 13645853100.

The previous prime is 13646106599. The next prime is 13646106647. The reversal of 13646106613 is 31660164631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13646106613 - 2²¹ = 13644009461 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 (13646106673) 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, 10431 + ... + 165532.

It is an arithmetic number, because the mean of its divisors is an integer number (3411590032).

Almost surely, 2^13646106613 is an apocalyptic number.

It is an amenable number.

13646106613 is a deficient number, since it is larger than the sum of its proper divisors (253515).

13646106613 is an equidigital number, since it uses as much as digits as its factorization.

13646106613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253514.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 13646106613 in words is "thirteen billion, six hundred forty-six million, one hundred six thousand, six hundred thirteen".