86704040768 has 14 divisors (see below), whose sum is σ = 172053331026. Its totient is φ = 43352020352.

The previous prime is 86704040743. The next prime is 86704040777.

86704040768 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 82663150144 + 4040890624 = 287512^2 + 63568^2 .

It is a congruent number.

It is an unprimeable number.

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, 677375255 + ... + 677375382.

Almost surely, 2^86704040768 is an apocalyptic number.

It is an amenable number.

86704040768 is a deficient number, since it is larger than the sum of its proper divisors (85349290258).

86704040768 is a wasteful number, since it uses less digits than its factorization.

86704040768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354750649 (or 1354750639 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 50.

The spelling of 86704040768 in words is "eighty-six billion, seven hundred four million, forty thousand, seven hundred sixty-eight".