85850207151 has 16 divisors (see below), whose sum is σ = 119329333248. Its totient is φ = 54838836000.

The previous prime is 85850207147. The next prime is 85850207167. The reversal of 85850207151 is 15170205858.

It is not a de Polignac number, because 85850207151 - 2² = 85850207147 is a prime.

It is a super-2 number, since 2×85850207151² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85850207551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4560511 + ... + 4579296.

It is an arithmetic number, because the mean of its divisors is an integer number (7458083328).

Almost surely, 2^85850207151 is an apocalyptic number.

85850207151 is a deficient number, since it is larger than the sum of its proper divisors (33479126097).

85850207151 is a wasteful number, since it uses less digits than its factorization.

85850207151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9139942.

The product of its (nonzero) digits is 112000, while the sum is 42.

The spelling of 85850207151 in words is "eighty-five billion, eight hundred fifty million, two hundred seven thousand, one hundred fifty-one".