85995384259 has 2 divisors, whose sum is σ = 85995384260. Its totient is φ = 85995384258.

The previous prime is 85995384253. The next prime is 85995384263. The reversal of 85995384259 is 95248359958.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85995384259 - 2¹¹ = 85995382211 is a prime.

It is a super-2 number, since 2×85995384259² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85995384194 and 85995384203.

It is not a weakly prime, because it can be changed into another prime (85995384253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42997692129 + 42997692130.

It is an arithmetic number, because the mean of its divisors is an integer number (42997692130).

Almost surely, 2^85995384259 is an apocalyptic number.

85995384259 is a deficient number, since it is larger than the sum of its proper divisors (1).

85995384259 is an equidigital number, since it uses as much as digits as its factorization.

85995384259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968000, while the sum is 67.

The spelling of 85995384259 in words is "eighty-five billion, nine hundred ninety-five million, three hundred eighty-four thousand, two hundred fifty-nine".