86998440358 has 16 divisors (see below), whose sum is σ = 137403720000. Its totient is φ = 41198459112.

The previous prime is 86998440343. The next prime is 86998440359. The reversal of 86998440358 is 85304489968.

It is a self number, because there is not a number n which added to its sum of digits gives 86998440358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86998440359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173808 + ... + 451891.

It is an arithmetic number, because the mean of its divisors is an integer number (8587732500).

Almost surely, 2^86998440358 is an apocalyptic number.

86998440358 is a deficient number, since it is larger than the sum of its proper divisors (50405279642).

86998440358 is a wasteful number, since it uses less digits than its factorization.

86998440358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629379.

The product of its (nonzero) digits is 59719680, while the sum is 64.

The spelling of 86998440358 in words is "eighty-six billion, nine hundred ninety-eight million, four hundred forty thousand, three hundred fifty-eight".