64006000139 has 2 divisors, whose sum is σ = 64006000140. Its totient is φ = 64006000138.

The previous prime is 64006000109. The next prime is 64006000159. The reversal of 64006000139 is 93100060046.

64006000139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64006000139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (64006000109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32003000069 + 32003000070.

It is an arithmetic number, because the mean of its divisors is an integer number (32003000070).

Almost surely, 2^64006000139 is an apocalyptic number.

64006000139 is a deficient number, since it is larger than the sum of its proper divisors (1).

64006000139 is an equidigital number, since it uses as much as digits as its factorization.

64006000139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 64006000139 in words is "sixty-four billion, six million, one hundred thirty-nine", and thus it is an aban number.