86258240855 has 16 divisors (see below), whose sum is σ = 104810176800. Its totient is φ = 68142907392.

The previous prime is 86258240819. The next prime is 86258240867. The reversal of 86258240855 is 55804285268.

It is a cyclic number.

It is not a de Polignac number, because 86258240855 - 2⁶ = 86258240791 is a prime.

It is a super-2 number, since 2×86258240855² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86258240797 and 86258240806.

It is a congruent number.

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, 19712 + ... + 415818.

It is an arithmetic number, because the mean of its divisors is an integer number (6550636050).

Almost surely, 2^86258240855 is an apocalyptic number.

86258240855 is a deficient number, since it is larger than the sum of its proper divisors (18551935945).

86258240855 is a wasteful number, since it uses less digits than its factorization.

86258240855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396658.

The product of its (nonzero) digits is 6144000, while the sum is 53.

The spelling of 86258240855 in words is "eighty-six billion, two hundred fifty-eight million, two hundred forty thousand, eight hundred fifty-five".