86871956658 has 8 divisors (see below), whose sum is σ = 173743913328. Its totient is φ = 28957318884.

The previous prime is 86871956653. The next prime is 86871956669. The reversal of 86871956658 is 85665917868.

It is a sphenic number, since it is the product of 3 distinct primes.

86871956658 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 86871956592 and 86871956601.

It is not an unprimeable number, because it can be changed into a prime (86871956653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7239329716 + ... + 7239329727.

It is an arithmetic number, because the mean of its divisors is an integer number (21717989166).

Almost surely, 2^86871956658 is an apocalyptic number.

86871956658 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86871956658 is a wasteful number, since it uses less digits than its factorization.

86871956658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14478659448.

The product of its digits is 174182400, while the sum is 69.

The spelling of 86871956658 in words is "eighty-six billion, eight hundred seventy-one million, nine hundred fifty-six thousand, six hundred fifty-eight".