85252679697 has 8 divisors (see below), whose sum is σ = 114259205344. Its totient is φ = 56540636928.

The previous prime is 85252679669. The next prime is 85252679711. The reversal of 85252679697 is 79697625258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85252679697 - 2¹¹ = 85252677649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85252672697) 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 7 ways as a sum of consecutive naturals, for example, 73620043 + ... + 73621200.

It is an arithmetic number, because the mean of its divisors is an integer number (14282400668).

Almost surely, 2^85252679697 is an apocalyptic number.

It is an amenable number.

85252679697 is a deficient number, since it is larger than the sum of its proper divisors (29006525647).

85252679697 is a wasteful number, since it uses less digits than its factorization.

85252679697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147241439.

The product of its digits is 114307200, while the sum is 66.

The spelling of 85252679697 in words is "eighty-five billion, two hundred fifty-two million, six hundred seventy-nine thousand, six hundred ninety-seven".