86666643322 has 32 divisors (see below), whose sum is σ = 153002188800. Its totient is φ = 36051086448.

The previous prime is 86666643311. The next prime is 86666643337. The reversal of 86666643322 is 22334666668.

It is a super-2 number, since 2×86666643322² (a number of 23 digits) contains 22 as substring.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 86666643322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598818 + ... + 729325.

It is an arithmetic number, because the mean of its divisors is an integer number (4781318400).

Almost surely, 2^86666643322 is an apocalyptic number.

86666643322 is a deficient number, since it is larger than the sum of its proper divisors (66335545478).

86666643322 is a wasteful number, since it uses less digits than its factorization.

86666643322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328290.

The product of its digits is 8957952, while the sum is 52.

The spelling of 86666643322 in words is "eighty-six billion, six hundred sixty-six million, six hundred forty-three thousand, three hundred twenty-two".