86227340628061 has 4 divisors (see below), whose sum is σ = 91299537135612. Its totient is φ = 81155144120512.

The previous prime is 86227340628059. The next prime is 86227340628083. The reversal of 86227340628061 is 16082604372268.

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 43077300688900 + 43150039939161 = 6563330^2 + 6568869^2 .

It is a cyclic number.

It is not a de Polignac number, because 86227340628061 - 2¹ = 86227340628059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86227340627993 and 86227340628011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86227340628361) 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, 2536098253750 + ... + 2536098253783.

It is an arithmetic number, because the mean of its divisors is an integer number (22824884283903).

Almost surely, 2^{86227340628061} is an apocalyptic number.

It is an amenable number.

86227340628061 is a deficient number, since it is larger than the sum of its proper divisors (5072196507551).

86227340628061 is a wasteful number, since it uses less digits than its factorization.

86227340628061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072196507550.

The product of its (nonzero) digits is 9289728, while the sum is 55.

The spelling of 86227340628061 in words is "eighty-six trillion, two hundred twenty-seven billion, three hundred forty million, six hundred twenty-eight thousand, sixty-one".