86676053667881 has 2 divisors, whose sum is σ = 86676053667882. Its totient is φ = 86676053667880.

The previous prime is 86676053667773. The next prime is 86676053667977. The reversal of 86676053667881 is 18876635067668.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71777156179600 + 14898897488281 = 8472140^2 + 3859909^2 .

It is a cyclic number.

It is not a de Polignac number, because 86676053667881 - 2¹⁴ = 86676053651497 is a prime.

It is a super-2 number, since 2×86676053667881² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86676053661881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43338026833940 + 43338026833941.

It is an arithmetic number, because the mean of its divisors is an integer number (43338026833941).

Almost surely, 2^{86676053667881} is an apocalyptic number.

It is an amenable number.

86676053667881 is a deficient number, since it is larger than the sum of its proper divisors (1).

86676053667881 is an equidigital number, since it uses as much as digits as its factorization.

86676053667881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2926264320, while the sum is 77.

The spelling of 86676053667881 in words is "eighty-six trillion, six hundred seventy-six billion, fifty-three million, six hundred sixty-seven thousand, eight hundred eighty-one".