86568661368 has 96 divisors (see below), whose sum is σ = 268904619360. Its totient is φ = 24645841920.

The previous prime is 86568661367. The next prime is 86568661379. The reversal of 86568661368 is 86316686568.

86568661368 is a `hidden beast` number, since 8 + 6 + 5 + 6 + 8 + 6 + 613 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86568661367) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 164005 + ... + 447252.

It is an arithmetic number, because the mean of its divisors is an integer number (2801089785).

Almost surely, 2^86568661368 is an apocalyptic number.

It is an amenable number.

86568661368 is an abundant number, since it is smaller than the sum of its proper divisors (182335957992).

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

86568661368 is a wasteful number, since it uses less digits than its factorization.

86568661368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611557 (or 611550 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 86568661368 in words is "eighty-six billion, five hundred sixty-eight million, six hundred sixty-one thousand, three hundred sixty-eight".