86587563867563 has 8 divisors (see below), whose sum is σ = 94461454387440. Its totient is φ = 78714055648480.

The previous prime is 86587563867559. The next prime is 86587563867577. The reversal of 86587563867563 is 36576836578568.

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 86587563867563 - 2² = 86587563867559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86587563867533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95101520 + ... + 96007677.

It is an arithmetic number, because the mean of its divisors is an integer number (11807681798430).

Almost surely, 2^{86587563867563} is an apocalyptic number.

86587563867563 is a deficient number, since it is larger than the sum of its proper divisors (7873890519877).

86587563867563 is a wasteful number, since it uses less digits than its factorization.

86587563867563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191150397.

The product of its digits is 36578304000, while the sum is 83.

The spelling of 86587563867563 in words is "eighty-six trillion, five hundred eighty-seven billion, five hundred sixty-three million, eight hundred sixty-seven thousand, five hundred sixty-three".