28063143859 has 2 divisors, whose sum is σ = 28063143860. Its totient is φ = 28063143858.

The previous prime is 28063143853. The next prime is 28063143877. The reversal of 28063143859 is 95834136082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28063143859 - 2¹⁵ = 28063111091 is a prime.

It is not a weakly prime, because it can be changed into another prime (28063143853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14031571929 + 14031571930.

It is an arithmetic number, because the mean of its divisors is an integer number (14031571930).

Almost surely, 2^28063143859 is an apocalyptic number.

28063143859 is a deficient number, since it is larger than the sum of its proper divisors (1).

28063143859 is an equidigital number, since it uses as much as digits as its factorization.

28063143859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 28063143859 in words is "twenty-eight billion, sixty-three million, one hundred forty-three thousand, eight hundred fifty-nine".