13608861232611 has 8 divisors (see below), whose sum is σ = 18173193364224. Its totient is φ = 9058551628040.

The previous prime is 13608861232579. The next prime is 13608861232613. The reversal of 13608861232611 is 11623216880631.

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 13608861232611 - 2⁵ = 13608861232579 is a prime.

It is a super-2 number, since 2×13608861232611² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13608861232613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3505629495 + ... + 3505633376.

It is an arithmetic number, because the mean of its divisors is an integer number (2271649170528).

Almost surely, 2^{13608861232611} is an apocalyptic number.

13608861232611 is a deficient number, since it is larger than the sum of its proper divisors (4564332131613).

13608861232611 is an equidigital number, since it uses as much as digits as its factorization.

13608861232611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7011263521.

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 13608861232611 in words is "thirteen trillion, six hundred eight billion, eight hundred sixty-one million, two hundred thirty-two thousand, six hundred eleven".