85256314908 has 24 divisors (see below), whose sum is σ = 199665473280. Its totient is φ = 28313904240.

The previous prime is 85256314901. The next prime is 85256314991. The reversal of 85256314908 is 80941365258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85256314901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13105038 + ... + 13111541.

It is an arithmetic number, because the mean of its divisors is an integer number (8319394720).

Almost surely, 2^85256314908 is an apocalyptic number.

It is an amenable number.

85256314908 is an abundant number, since it is smaller than the sum of its proper divisors (114409158372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85256314908 is a wasteful number, since it uses less digits than its factorization.

85256314908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26216857 (or 26216855 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 85256314908 in words is "eighty-five billion, two hundred fifty-six million, three hundred fourteen thousand, nine hundred eight".