86534643568 has 10 divisors (see below), whose sum is σ = 167660871944. Its totient is φ = 43267321776.

The previous prime is 86534643557. The next prime is 86534643571.

86534643568 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2704207596 + ... + 2704207627.

Almost surely, 2^86534643568 is an apocalyptic number.

It is an amenable number.

86534643568 is a deficient number, since it is larger than the sum of its proper divisors (81126228376).

86534643568 is a wasteful number, since it uses less digits than its factorization.

86534643568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5408415231 (or 5408415225 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 58.

The spelling of 86534643568 in words is "eighty-six billion, five hundred thirty-four million, six hundred forty-three thousand, five hundred sixty-eight".