3538668129 has 16 divisors (see below), whose sum is σ = 4990106880. Its totient is φ = 2224348560.

The previous prime is 3538668121. The next prime is 3538668143. The reversal of 3538668129 is 9218668353.

It is a happy number.

3538668129 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3538668129 - 2³ = 3538668121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3538668121) 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 15 ways as a sum of consecutive naturals, for example, 135087 + ... + 159140.

It is an arithmetic number, because the mean of its divisors is an integer number (311881680).

Almost surely, 2^3538668129 is an apocalyptic number.

It is an amenable number.

3538668129 is a deficient number, since it is larger than the sum of its proper divisors (1451438751).

3538668129 is a wasteful number, since it uses less digits than its factorization.

3538668129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294460.

The product of its digits is 1866240, while the sum is 51.

The square root of 3538668129 is about 59486.7054811409. The cubic root of 3538668129 is about 1523.8654112481.

The spelling of 3538668129 in words is "three billion, five hundred thirty-eight million, six hundred sixty-eight thousand, one hundred twenty-nine".