8500100835085 has 4 divisors (see below), whose sum is σ = 10200121002108. Its totient is φ = 6800080668064.

The previous prime is 8500100835077. The next prime is 8500100835119. The reversal of 8500100835085 is 5805380010058.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4910186219236 + 3589914615849 = 2215894^2 + 1894707^2 .

It is a cyclic number.

It is not a de Polignac number, because 8500100835085 - 2³ = 8500100835077 is a prime.

It is a super-2 number, since 2×8500100835085² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850010083504 + ... + 850010083513.

It is an arithmetic number, because the mean of its divisors is an integer number (2550030250527).

Almost surely, 2^{8500100835085} is an apocalyptic number.

It is an amenable number.

8500100835085 is a deficient number, since it is larger than the sum of its proper divisors (1700020167023).

8500100835085 is a wasteful number, since it uses less digits than its factorization.

8500100835085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700020167022.

The product of its (nonzero) digits is 192000, while the sum is 43.

The spelling of 8500100835085 in words is "eight trillion, five hundred billion, one hundred million, eight hundred thirty-five thousand, eighty-five".