86408084677 has 2 divisors, whose sum is σ = 86408084678. Its totient is φ = 86408084676.

The previous prime is 86408084671. The next prime is 86408084729. The reversal of 86408084677 is 77648080468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84919205281 + 1488879396 = 291409^2 + 38586^2 .

It is a cyclic number.

It is not a de Polignac number, because 86408084677 - 2³ = 86408084669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86408084671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43204042338 + 43204042339.

It is an arithmetic number, because the mean of its divisors is an integer number (43204042339).

Almost surely, 2^86408084677 is an apocalyptic number.

It is an amenable number.

86408084677 is a deficient number, since it is larger than the sum of its proper divisors (1).

86408084677 is an equidigital number, since it uses as much as digits as its factorization.

86408084677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14450688, while the sum is 58.

The spelling of 86408084677 in words is "eighty-six billion, four hundred eight million, eighty-four thousand, six hundred seventy-seven".