86122770618 has 8 divisors (see below), whose sum is σ = 172245541248. Its totient is φ = 28707590204.

The previous prime is 86122770553. The next prime is 86122770637. The reversal of 86122770618 is 81607722168.

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

86122770618 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7176897546 + ... + 7176897557.

It is an arithmetic number, because the mean of its divisors is an integer number (21530692656).

Almost surely, 2^86122770618 is an apocalyptic number.

86122770618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86122770618 is a wasteful number, since it uses less digits than its factorization.

86122770618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14353795108.

The product of its (nonzero) digits is 451584, while the sum is 48.

The spelling of 86122770618 in words is "eighty-six billion, one hundred twenty-two million, seven hundred seventy thousand, six hundred eighteen".