13655580682 has 4 divisors (see below), whose sum is σ = 20483371026. Its totient is φ = 6827790340.

The previous prime is 13655580619. The next prime is 13655580709. The reversal of 13655580682 is 28608555631.

13655580682 is digitally balanced in base 2, 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 can be written as a sum of positive squares in only one way, i.e., 6872575801 + 6783004881 = 82901^2 + 82359^2 .

It is a super-2 number, since 2×13655580682² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3413895169 + ... + 3413895172.

Almost surely, 2^13655580682 is an apocalyptic number.

13655580682 is a deficient number, since it is larger than the sum of its proper divisors (6827790344).

13655580682 is an equidigital number, since it uses as much as digits as its factorization.

13655580682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827790343.

The product of its (nonzero) digits is 1728000, while the sum is 49.

The spelling of 13655580682 in words is "thirteen billion, six hundred fifty-five million, five hundred eighty thousand, six hundred eighty-two".