86865733756868 has 48 divisors (see below), whose sum is σ = 165976225437120. Its totient is φ = 39450709584000.

The previous prime is 86865733756831. The next prime is 86865733756883.

It is a happy number.

86865733756868 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×86865733756868² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86865733756868.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371884898 + ... + 372118406.

It is an arithmetic number, because the mean of its divisors is an integer number (3457838029940).

Almost surely, 2^{86865733756868} is an apocalyptic number.

It is an amenable number.

86865733756868 is a deficient number, since it is larger than the sum of its proper divisors (79110491680252).

86865733756868 is a wasteful number, since it uses less digits than its factorization.

86865733756868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240708 (or 240706 counting only the distinct ones).

The product of its digits is 58525286400, while the sum is 86.

The spelling of 86865733756868 in words is "eighty-six trillion, eight hundred sixty-five billion, seven hundred thirty-three million, seven hundred fifty-six thousand, eight hundred sixty-eight".