13575683378 has 8 divisors (see below), whose sum is σ = 20364019500. Its totient is φ = 6787676880.

The previous prime is 13575683371. The next prime is 13575683417. The reversal of 13575683378 is 87338657531.

13575683378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13538020609 + 37662769 = 116353^2 + 6137^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13575683371) 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, 119468 + ... + 203528.

Almost surely, 2^13575683378 is an apocalyptic number.

13575683378 is a deficient number, since it is larger than the sum of its proper divisors (6788336122).

13575683378 is an equidigital number, since it uses as much as digits as its factorization.

13575683378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164812.

The product of its digits is 12700800, while the sum is 56.

The spelling of 13575683378 in words is "thirteen billion, five hundred seventy-five million, six hundred eighty-three thousand, three hundred seventy-eight".