85252683425 has 24 divisors (see below), whose sum is σ = 130108714176. Its totient is φ = 53962136640.

The previous prime is 85252683421. The next prime is 85252683469. The reversal of 85252683425 is 52438625258.

It is not a de Polignac number, because 85252683425 - 2² = 85252683421 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85252683421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18734579 + ... + 18739128.

It is an arithmetic number, because the mean of its divisors is an integer number (5421196424).

Almost surely, 2^85252683425 is an apocalyptic number.

It is an amenable number.

85252683425 is a deficient number, since it is larger than the sum of its proper divisors (44856030751).

85252683425 is a wasteful number, since it uses less digits than its factorization.

85252683425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37473737 (or 37473732 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 50.

The spelling of 85252683425 in words is "eighty-five billion, two hundred fifty-two million, six hundred eighty-three thousand, four hundred twenty-five".