13771380835 has 4 divisors (see below), whose sum is σ = 16525657008. Its totient is φ = 11017104664.

The previous prime is 13771380827. The next prime is 13771380839. The reversal of 13771380835 is 53808317731.

It is a happy number.

13771380835 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 cyclic number.

It is not a de Polignac number, because 13771380835 - 2³ = 13771380827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13771380839) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1377138079 + ... + 1377138088.

It is an arithmetic number, because the mean of its divisors is an integer number (4131414252).

Almost surely, 2^13771380835 is an apocalyptic number.

13771380835 is a deficient number, since it is larger than the sum of its proper divisors (2754276173).

13771380835 is an equidigital number, since it uses as much as digits as its factorization.

13771380835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754276172.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 13771380835 in words is "thirteen billion, seven hundred seventy-one million, three hundred eighty thousand, eight hundred thirty-five".