13534551425 has 12 divisors (see below), whose sum is σ = 16808565180. Its totient is φ = 10811046720.

The previous prime is 13534551403. The next prime is 13534551431. The reversal of 13534551425 is 52415543531.

13534551425 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 6 ways, for example, as 1655513344 + 11879038081 = 40688^2 + 108991^2 .

It is not a de Polignac number, because 13534551425 - 2¹² = 13534547329 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 398210 + ... + 430859.

It is an arithmetic number, because the mean of its divisors is an integer number (1400713765).

Almost surely, 2^13534551425 is an apocalyptic number.

It is an amenable number.

13534551425 is a deficient number, since it is larger than the sum of its proper divisors (3274013755).

13534551425 is an equidigital number, since it uses as much as digits as its factorization.

13534551425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829732 (or 829727 counting only the distinct ones).

The product of its digits is 180000, while the sum is 38.

The spelling of 13534551425 in words is "thirteen billion, five hundred thirty-four million, five hundred fifty-one thousand, four hundred twenty-five".