85851222886 has 32 divisors (see below), whose sum is σ = 151371309600. Its totient is φ = 36002196480.

The previous prime is 85851222871. The next prime is 85851222911. The reversal of 85851222886 is 68822215858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460800 + ... + 619708.

It is an arithmetic number, because the mean of its divisors is an integer number (4730353425).

Almost surely, 2^85851222886 is an apocalyptic number.

85851222886 is a deficient number, since it is larger than the sum of its proper divisors (65520086714).

85851222886 is a wasteful number, since it uses less digits than its factorization.

85851222886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160824.

The product of its digits is 4915200, while the sum is 55.

The spelling of 85851222886 in words is "eighty-five billion, eight hundred fifty-one million, two hundred twenty-two thousand, eight hundred eighty-six".