85365625029 has 4 divisors (see below), whose sum is σ = 113820833376. Its totient is φ = 56910416684.

The previous prime is 85365624977. The next prime is 85365625043. The reversal of 85365625029 is 92052656358.

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 85365625029 - 2⁷ = 85365624901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85365625729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14227604169 + ... + 14227604174.

It is an arithmetic number, because the mean of its divisors is an integer number (28455208344).

Almost surely, 2^85365625029 is an apocalyptic number.

It is an amenable number.

85365625029 is a deficient number, since it is larger than the sum of its proper divisors (28455208347).

85365625029 is a wasteful number, since it uses less digits than its factorization.

85365625029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28455208346.

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 85365625029 in words is "eighty-five billion, three hundred sixty-five million, six hundred twenty-five thousand, twenty-nine".