85865857150 has 12 divisors (see below), whose sum is σ = 159710494392. Its totient is φ = 34346342840.

The previous prime is 85865857127. The next prime is 85865857163. The reversal of 85865857150 is 5175856858.

It is a super-2 number, since 2×85865857150² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 858658522 + ... + 858658621.

It is an arithmetic number, because the mean of its divisors is an integer number (13309207866).

Almost surely, 2^85865857150 is an apocalyptic number.

85865857150 is a deficient number, since it is larger than the sum of its proper divisors (73844637242).

85865857150 is a wasteful number, since it uses less digits than its factorization.

85865857150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717317155 (or 1717317150 counting only the distinct ones).

The product of its (nonzero) digits is 13440000, while the sum is 58.

The spelling of 85865857150 in words is "eighty-five billion, eight hundred sixty-five million, eight hundred fifty-seven thousand, one hundred fifty".