859504202027 has 2 divisors, whose sum is σ = 859504202028. Its totient is φ = 859504202026.

The previous prime is 859504201909. The next prime is 859504202041. The reversal of 859504202027 is 720202405958.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 859504202027 - 2¹⁸ = 859503939883 is a prime.

It is not a weakly prime, because it can be changed into another prime (859504202047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429752101013 + 429752101014.

It is an arithmetic number, because the mean of its divisors is an integer number (429752101014).

Almost surely, 2^859504202027 is an apocalyptic number.

859504202027 is a deficient number, since it is larger than the sum of its proper divisors (1).

859504202027 is an equidigital number, since it uses as much as digits as its factorization.

859504202027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 859504202027 in words is "eight hundred fifty-nine billion, five hundred four million, two hundred two thousand, twenty-seven".