86224778318 has 32 divisors (see below), whose sum is σ = 152399807424. Its totient is φ = 35814776832.

The previous prime is 86224778317. The next prime is 86224778327. The reversal of 86224778318 is 81387742268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86224778317) 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 15 ways as a sum of consecutive naturals, for example, 190721 + ... + 456972.

It is an arithmetic number, because the mean of its divisors is an integer number (4762493982).

Almost surely, 2^86224778318 is an apocalyptic number.

86224778318 is a deficient number, since it is larger than the sum of its proper divisors (66175029106).

86224778318 is a wasteful number, since it uses less digits than its factorization.

86224778318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647996.

The product of its digits is 7225344, while the sum is 56.

The spelling of 86224778318 in words is "eighty-six billion, two hundred twenty-four million, seven hundred seventy-eight thousand, three hundred eighteen".