86486050631069 has 2 divisors, whose sum is σ = 86486050631070. Its totient is φ = 86486050631068.

The previous prime is 86486050630979. The next prime is 86486050631209. The reversal of 86486050631069 is 96013605068468.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84184974006169 + 2301076624900 = 9175237^2 + 1516930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86486050631069 is a prime.

It is a super-2 number, since 2×86486050631069² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86486050651069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43243025315534 + 43243025315535.

It is an arithmetic number, because the mean of its divisors is an integer number (43243025315535).

Almost surely, 2^{86486050631069} is an apocalyptic number.

It is an amenable number.

86486050631069 is a deficient number, since it is larger than the sum of its proper divisors (1).

86486050631069 is an equidigital number, since it uses as much as digits as its factorization.

86486050631069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44789760, while the sum is 62.

The spelling of 86486050631069 in words is "eighty-six trillion, four hundred eighty-six billion, fifty million, six hundred thirty-one thousand, sixty-nine".