42831258859 has 2 divisors, whose sum is σ = 42831258860. Its totient is φ = 42831258858.

The previous prime is 42831258851. The next prime is 42831258887. The reversal of 42831258859 is 95885213824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42831258859 - 2³ = 42831258851 is a prime.

It is not a weakly prime, because it can be changed into another prime (42831258851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21415629429 + 21415629430.

It is an arithmetic number, because the mean of its divisors is an integer number (21415629430).

Almost surely, 2^42831258859 is an apocalyptic number.

42831258859 is a deficient number, since it is larger than the sum of its proper divisors (1).

42831258859 is an equidigital number, since it uses as much as digits as its factorization.

42831258859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5529600, while the sum is 55.

The spelling of 42831258859 in words is "forty-two billion, eight hundred thirty-one million, two hundred fifty-eight thousand, eight hundred fifty-nine".