655267842871 has 2 divisors, whose sum is σ = 655267842872. Its totient is φ = 655267842870.

The previous prime is 655267842809. The next prime is 655267842883. The reversal of 655267842871 is 178248762556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655267842871 - 2¹⁵ = 655267810103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655267843871) 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, 327633921435 + 327633921436.

It is an arithmetic number, because the mean of its divisors is an integer number (327633921436).

Almost surely, 2^655267842871 is an apocalyptic number.

655267842871 is a deficient number, since it is larger than the sum of its proper divisors (1).

655267842871 is an equidigital number, since it uses as much as digits as its factorization.

655267842871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45158400, while the sum is 61.

The spelling of 655267842871 in words is "six hundred fifty-five billion, two hundred sixty-seven million, eight hundred forty-two thousand, eight hundred seventy-one".