86820860321583 has 8 divisors (see below), whose sum is σ = 118584589707696. Its totient is φ = 56468852241600.

The previous prime is 86820860321579. The next prime is 86820860321593. The reversal of 86820860321583 is 38512306802868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86820860321583 - 2² = 86820860321579 is a prime.

It is a super-3 number, since 3×86820860321583³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86820860321593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352930326388 + ... + 352930326633.

It is an arithmetic number, because the mean of its divisors is an integer number (14823073713462).

Almost surely, 2^{86820860321583} is an apocalyptic number.

86820860321583 is a deficient number, since it is larger than the sum of its proper divisors (31763729386113).

86820860321583 is a wasteful number, since it uses less digits than its factorization.

86820860321583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705860653065.

The product of its (nonzero) digits is 26542080, while the sum is 60.

The spelling of 86820860321583 in words is "eighty-six trillion, eight hundred twenty billion, eight hundred sixty million, three hundred twenty-one thousand, five hundred eighty-three".