85873846851 has 12 divisors (see below), whose sum is σ = 133581539728. Its totient is φ = 52845444144.

The previous prime is 85873846847. The next prime is 85873846859. The reversal of 85873846851 is 15864837858.

85873846851 is a `hidden beast` number, since 8 + 58 + 73 + 8 + 468 + 51 = 666.

It is not a de Polignac number, because 85873846851 - 2² = 85873846847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85873846859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 366982135 + ... + 366982368.

Almost surely, 2^85873846851 is an apocalyptic number.

85873846851 is a deficient number, since it is larger than the sum of its proper divisors (47707692877).

85873846851 is a wasteful number, since it uses less digits than its factorization.

85873846851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733964522 (or 733964519 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 63.

The spelling of 85873846851 in words is "eighty-five billion, eight hundred seventy-three million, eight hundred forty-six thousand, eight hundred fifty-one".