86037212869 has 2 divisors, whose sum is σ = 86037212870. Its totient is φ = 86037212868.

The previous prime is 86037212851. The next prime is 86037212909. The reversal of 86037212869 is 96821273068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55336916644 + 30700296225 = 235238^2 + 175215^2 .

It is a cyclic number.

It is not a de Polignac number, because 86037212869 - 2¹¹ = 86037210821 is a prime.

It is a super-2 number, since 2×86037212869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86037212839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43018606434 + 43018606435.

It is an arithmetic number, because the mean of its divisors is an integer number (43018606435).

Almost surely, 2^86037212869 is an apocalyptic number.

It is an amenable number.

86037212869 is a deficient number, since it is larger than the sum of its proper divisors (1).

86037212869 is an equidigital number, since it uses as much as digits as its factorization.

86037212869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 86037212869 in words is "eighty-six billion, thirty-seven million, two hundred twelve thousand, eight hundred sixty-nine".