13827427456 has 16 divisors (see below), whose sum is σ = 27546828390. Its totient is φ = 6913713664.

The previous prime is 13827427337. The next prime is 13827427459. The reversal of 13827427456 is 65472472831.

It can be written as a sum of positive squares in only one way, i.e., 10523477056 + 3303950400 = 102584^2 + 57480^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (13827427459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54013261 + ... + 54013516.

Almost surely, 2^13827427456 is an apocalyptic number.

13827427456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13827427456 is a deficient number, since it is larger than the sum of its proper divisors (13719400934).

13827427456 is an equidigital number, since it uses as much as digits as its factorization.

13827427456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108026791 (or 108026779 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 49.

The spelling of 13827427456 in words is "thirteen billion, eight hundred twenty-seven million, four hundred twenty-seven thousand, four hundred fifty-six".