86578000277 has 2 divisors, whose sum is σ = 86578000278. Its totient is φ = 86578000276.

The previous prime is 86578000193. The next prime is 86578000291. The reversal of 86578000277 is 77200087568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66082928356 + 20495071921 = 257066^2 + 143161^2 .

It is a cyclic number.

It is not a de Polignac number, because 86578000277 - 2¹² = 86577996181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86578000297) 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, 43289000138 + 43289000139.

It is an arithmetic number, because the mean of its divisors is an integer number (43289000139).

Almost surely, 2^86578000277 is an apocalyptic number.

It is an amenable number.

86578000277 is a deficient number, since it is larger than the sum of its proper divisors (1).

86578000277 is an equidigital number, since it uses as much as digits as its factorization.

86578000277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 86578000277 in words is "eighty-six billion, five hundred seventy-eight million, two hundred seventy-seven", and thus it is an aban number.