86120607077 has 2 divisors, whose sum is σ = 86120607078. Its totient is φ = 86120607076.

The previous prime is 86120607061. The next prime is 86120607211. The reversal of 86120607077 is 77070602168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86012571841 + 108035236 = 293279^2 + 10394^2 .

It is a cyclic number.

It is not a de Polignac number, because 86120607077 - 2⁴ = 86120607061 is a prime.

It is a super-2 number, since 2×86120607077² (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 (86120607877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43060303538 + 43060303539.

It is an arithmetic number, because the mean of its divisors is an integer number (43060303539).

Almost surely, 2^86120607077 is an apocalyptic number.

It is an amenable number.

86120607077 is a deficient number, since it is larger than the sum of its proper divisors (1).

86120607077 is an equidigital number, since it uses as much as digits as its factorization.

86120607077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 44.

The spelling of 86120607077 in words is "eighty-six billion, one hundred twenty million, six hundred seven thousand, seventy-seven".