86351284441 has 2 divisors, whose sum is σ = 86351284442. Its totient is φ = 86351284440.

The previous prime is 86351284427. The next prime is 86351284451. The reversal of 86351284441 is 14448215368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80786124441 + 5565160000 = 284229^2 + 74600^2 .

It is a cyclic number.

It is not a de Polignac number, because 86351284441 - 2²¹ = 86349187289 is a prime.

It is a super-2 number, since 2×86351284441² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86351284391 and 86351284400.

It is not a weakly prime, because it can be changed into another prime (86351284451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43175642220 + 43175642221.

It is an arithmetic number, because the mean of its divisors is an integer number (43175642221).

Almost surely, 2^86351284441 is an apocalyptic number.

It is an amenable number.

86351284441 is a deficient number, since it is larger than the sum of its proper divisors (1).

86351284441 is an equidigital number, since it uses as much as digits as its factorization.

86351284441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 737280, while the sum is 46.

The spelling of 86351284441 in words is "eighty-six billion, three hundred fifty-one million, two hundred eighty-four thousand, four hundred forty-one".