64104431134099 has 2 divisors, whose sum is σ = 64104431134100. Its totient is φ = 64104431134098.

The previous prime is 64104431134087. The next prime is 64104431134129. The reversal of 64104431134099 is 99043113440146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64104431134099 - 2⁷ = 64104431133971 is a prime.

It is not a weakly prime, because it can be changed into another prime (64104431134399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32052215567049 + 32052215567050.

It is an arithmetic number, because the mean of its divisors is an integer number (32052215567050).

Almost surely, 2^{64104431134099} is an apocalyptic number.

64104431134099 is a deficient number, since it is larger than the sum of its proper divisors (1).

64104431134099 is an equidigital number, since it uses as much as digits as its factorization.

64104431134099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 64104431134099 in words is "sixty-four trillion, one hundred four billion, four hundred thirty-one million, one hundred thirty-four thousand, ninety-nine".