86758916655 has 8 divisors (see below), whose sum is σ = 138814266672. Its totient is φ = 46271422208.

The previous prime is 86758916627. The next prime is 86758916663. The reversal of 86758916655 is 55661985768.

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

It is a cyclic number.

It is not a de Polignac number, because 86758916655 - 2⁹ = 86758916143 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2891963874 + ... + 2891963903.

It is an arithmetic number, because the mean of its divisors is an integer number (17351783334).

Almost surely, 2^86758916655 is an apocalyptic number.

86758916655 is a deficient number, since it is larger than the sum of its proper divisors (52055350017).

86758916655 is a wasteful number, since it uses less digits than its factorization.

86758916655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783927785.

The product of its digits is 108864000, while the sum is 66.

The spelling of 86758916655 in words is "eighty-six billion, seven hundred fifty-eight million, nine hundred sixteen thousand, six hundred fifty-five".