86254990863 has 32 divisors (see below), whose sum is σ = 116214067200. Its totient is φ = 56904062976.

The previous prime is 86254990799. The next prime is 86254990867. The reversal of 86254990863 is 36809945268.

It is a Cunningham number, because it is equal to 293692²-1.

It is not a de Polignac number, because 86254990863 - 2⁶ = 86254990799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86254990797 and 86254990806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86254990867) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 149488431 + ... + 149489007.

It is an arithmetic number, because the mean of its divisors is an integer number (3631689600).

Almost surely, 2^86254990863 is an apocalyptic number.

86254990863 is a deficient number, since it is larger than the sum of its proper divisors (29959076337).

86254990863 is a wasteful number, since it uses less digits than its factorization.

86254990863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751.

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 86254990863 in words is "eighty-six billion, two hundred fifty-four million, nine hundred ninety thousand, eight hundred sixty-three".