86689647692 has 6 divisors (see below), whose sum is σ = 151706883468. Its totient is φ = 43344823844.

The previous prime is 86689647689. The next prime is 86689647739. The reversal of 86689647692 is 29674698668.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10836205958 + ... + 10836205965.

It is an arithmetic number, because the mean of its divisors is an integer number (25284480578).

Almost surely, 2^86689647692 is an apocalyptic number.

It is an amenable number.

86689647692 is a deficient number, since it is larger than the sum of its proper divisors (65017235776).

86689647692 is a wasteful number, since it uses less digits than its factorization.

86689647692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21672411927 (or 21672411925 counting only the distinct ones).

The product of its digits is 376233984, while the sum is 71.

The spelling of 86689647692 in words is "eighty-six billion, six hundred eighty-nine million, six hundred forty-seven thousand, six hundred ninety-two".