86550859256 has 8 divisors (see below), whose sum is σ = 162282861120. Its totient is φ = 43275429624.

The previous prime is 86550859253. The next prime is 86550859267. The reversal of 86550859256 is 65295805568.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 86550859195 and 86550859204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86550859253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5409428696 + ... + 5409428711.

It is an arithmetic number, because the mean of its divisors is an integer number (20285357640).

Almost surely, 2^86550859256 is an apocalyptic number.

It is an amenable number.

86550859256 is a deficient number, since it is larger than the sum of its proper divisors (75732001864).

86550859256 is a wasteful number, since it uses less digits than its factorization.

86550859256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10818857413 (or 10818857409 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 59.

The spelling of 86550859256 in words is "eighty-six billion, five hundred fifty million, eight hundred fifty-nine thousand, two hundred fifty-six".