13404042816 has 28 divisors (see below), whose sum is σ = 35464863792. Its totient is φ = 4468014208.

The previous prime is 13404042809. The next prime is 13404042823. The reversal of 13404042816 is 61824040431.

13404042816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13404042809) and next prime (13404042823).

It is a super-2 number, since 2×13404042816² (a number of 21 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 34906170 + ... + 34906553.

Almost surely, 2^13404042816 is an apocalyptic number.

13404042816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13404042816 is an abundant number, since it is smaller than the sum of its proper divisors (22060820976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13404042816 is an equidigital number, since it uses as much as digits as its factorization.

13404042816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69812738 (or 69812728 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 13404042816 in words is "thirteen billion, four hundred four million, forty-two thousand, eight hundred sixteen".