86224511605805 has 16 divisors (see below), whose sum is σ = 106550046793344. Its totient is φ = 66946289417280.

The previous prime is 86224511605783. The next prime is 86224511605823. The reversal of 86224511605805 is 50850611542268.

It is a happy number.

It is not a de Polignac number, because 86224511605805 - 2¹⁴ = 86224511589421 is a prime.

It is a super-2 number, since 2×86224511605805² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1277177201 + ... + 1277244710.

It is an arithmetic number, because the mean of its divisors is an integer number (6659377924584).

Almost surely, 2^{86224511605805} is an apocalyptic number.

It is an amenable number.

86224511605805 is a deficient number, since it is larger than the sum of its proper divisors (20325535187539).

86224511605805 is a wasteful number, since it uses less digits than its factorization.

86224511605805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554422116.

The product of its (nonzero) digits is 4608000, while the sum is 53.

The spelling of 86224511605805 in words is "eighty-six trillion, two hundred twenty-four billion, five hundred eleven million, six hundred five thousand, eight hundred five".