42729683207 has 2 divisors, whose sum is σ = 42729683208. Its totient is φ = 42729683206.

The previous prime is 42729683203. The next prime is 42729683219. The reversal of 42729683207 is 70238692724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42729683207 - 2² = 42729683203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42729683203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21364841603 + 21364841604.

It is an arithmetic number, because the mean of its divisors is an integer number (21364841604).

Almost surely, 2^42729683207 is an apocalyptic number.

42729683207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42729683207 is an equidigital number, since it uses as much as digits as its factorization.

42729683207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 42729683207 in words is "forty-two billion, seven hundred twenty-nine million, six hundred eighty-three thousand, two hundred seven".