86222013771247 has 4 divisors (see below), whose sum is σ = 86222069088136. Its totient is φ = 86221958454360.

The previous prime is 86222013771217. The next prime is 86222013771253. The reversal of 86222013771247 is 74217731022268.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86222013771247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86222013771194 and 86222013771203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86222013771217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25250529 + ... + 28461082.

It is an arithmetic number, because the mean of its divisors is an integer number (21555517272034).

Almost surely, 2^{86222013771247} is an apocalyptic number.

86222013771247 is a deficient number, since it is larger than the sum of its proper divisors (55316889).

86222013771247 is a wasteful number, since it uses less digits than its factorization.

86222013771247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55316888.

The product of its (nonzero) digits is 3161088, while the sum is 52.

The spelling of 86222013771247 in words is "eighty-six trillion, two hundred twenty-two billion, thirteen million, seven hundred seventy-one thousand, two hundred forty-seven".