64104431134087 has 2 divisors, whose sum is σ = 64104431134088. Its totient is φ = 64104431134086.

The previous prime is 64104431133991. The next prime is 64104431134099. The reversal of 64104431134087 is 78043113440146.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64104431134087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64104431131087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32052215567043 + 32052215567044.

It is an arithmetic number, because the mean of its divisors is an integer number (32052215567044).

Almost surely, 2^{64104431134087} is an apocalyptic number.

64104431134087 is a deficient number, since it is larger than the sum of its proper divisors (1).

64104431134087 is an equidigital number, since it uses as much as digits as its factorization.

64104431134087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 64104431134087 in words is "sixty-four trillion, one hundred four billion, four hundred thirty-one million, one hundred thirty-four thousand, eighty-seven".