99859060859 has 2 divisors, whose sum is σ = 99859060860. Its totient is φ = 99859060858.

The previous prime is 99859060841. The next prime is 99859060871. The reversal of 99859060859 is 95806095899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99859060859 - 2¹⁶ = 99858995323 is a prime.

It is a super-3 number, since 3×99859060859³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (99859060879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49929530429 + 49929530430.

It is an arithmetic number, because the mean of its divisors is an integer number (49929530430).

Almost surely, 2^99859060859 is an apocalyptic number.

99859060859 is a deficient number, since it is larger than the sum of its proper divisors (1).

99859060859 is an equidigital number, since it uses as much as digits as its factorization.

99859060859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62985600, while the sum is 68.

It can be divided in two parts, 99 and 859060859, that added together give a palindrome (859060958).

The spelling of 99859060859 in words is "ninety-nine billion, eight hundred fifty-nine million, sixty thousand, eight hundred fifty-nine".