86224855613 has 4 divisors (see below), whose sum is σ = 92857536828. Its totient is φ = 79592174400.

The previous prime is 86224855531. The next prime is 86224855637. The reversal of 86224855613 is 31655842268.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53722895524 + 32501960089 = 231782^2 + 180283^2 .

It is a cyclic number.

It is not a de Polignac number, because 86224855613 - 2¹⁰ = 86224854589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86224855513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3316340588 + ... + 3316340613.

It is an arithmetic number, because the mean of its divisors is an integer number (23214384207).

Almost surely, 2^86224855613 is an apocalyptic number.

It is an amenable number.

86224855613 is a deficient number, since it is larger than the sum of its proper divisors (6632681215).

86224855613 is a wasteful number, since it uses less digits than its factorization.

86224855613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6632681214.

The product of its digits is 2764800, while the sum is 50.

The spelling of 86224855613 in words is "eighty-six billion, two hundred twenty-four million, eight hundred fifty-five thousand, six hundred thirteen".