664838483133 has 16 divisors (see below), whose sum is σ = 967051536192. Its totient is φ = 402926688000.

The previous prime is 664838483107. The next prime is 664838483137. The reversal of 664838483133 is 331384838466.

It is not a de Polignac number, because 664838483133 - 2⁹ = 664838482621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664838483137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4029643 + ... + 4191383.

It is an arithmetic number, because the mean of its divisors is an integer number (60440721012).

Almost surely, 2^664838483133 is an apocalyptic number.

It is an amenable number.

664838483133 is a deficient number, since it is larger than the sum of its proper divisors (302213053059).

664838483133 is a wasteful number, since it uses less digits than its factorization.

664838483133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286316.

The product of its digits is 23887872, while the sum is 57.

The spelling of 664838483133 in words is "six hundred sixty-four billion, eight hundred thirty-eight million, four hundred eighty-three thousand, one hundred thirty-three".