86212811306 has 8 divisors (see below), whose sum is σ = 129332060004. Its totient is φ = 43102124640.

The previous prime is 86212811287. The next prime is 86212811317. The reversal of 86212811306 is 60311821268.

It can be written as a sum of positive squares in 2 ways, for example, as 80488527025 + 5724284281 = 283705^2 + 75659^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×86212811306² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86212811306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2115275 + ... + 2155646.

Almost surely, 2^86212811306 is an apocalyptic number.

86212811306 is a deficient number, since it is larger than the sum of its proper divisors (43119248698).

86212811306 is a wasteful number, since it uses less digits than its factorization.

86212811306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281016.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 86212811306 in words is "eighty-six billion, two hundred twelve million, eight hundred eleven thousand, three hundred six".