85268896129 has 4 divisors (see below), whose sum is σ = 85274685184. Its totient is φ = 85263107076.

The previous prime is 85268896121. The next prime is 85268896133. The reversal of 85268896129 is 92169886258.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85268896129 - 2³ = 85268896121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85268896121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2872377 + ... + 2901910.

It is an arithmetic number, because the mean of its divisors is an integer number (21318671296).

Almost surely, 2^85268896129 is an apocalyptic number.

It is an amenable number.

85268896129 is a deficient number, since it is larger than the sum of its proper divisors (5789055).

85268896129 is a wasteful number, since it uses less digits than its factorization.

85268896129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5789054.

The product of its digits is 29859840, while the sum is 64.

The spelling of 85268896129 in words is "eighty-five billion, two hundred sixty-eight million, eight hundred ninety-six thousand, one hundred twenty-nine".