13427776118 has 4 divisors (see below), whose sum is σ = 20141664180. Its totient is φ = 6713888058.

The previous prime is 13427776091. The next prime is 13427776157. The reversal of 13427776118 is 81167772431.

13427776118 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 is a super-2 number, since 2×13427776118² (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 3356944028 + ... + 3356944031.

It is an arithmetic number, because the mean of its divisors is an integer number (5035416045).

Almost surely, 2^13427776118 is an apocalyptic number.

13427776118 is a deficient number, since it is larger than the sum of its proper divisors (6713888062).

13427776118 is an equidigital number, since it uses as much as digits as its factorization.

13427776118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713888061.

The product of its digits is 395136, while the sum is 47.

The spelling of 13427776118 in words is "thirteen billion, four hundred twenty-seven million, seven hundred seventy-six thousand, one hundred eighteen".