218165341463 has 2 divisors, whose sum is σ = 218165341464. Its totient is φ = 218165341462.

The previous prime is 218165341453. The next prime is 218165341481. The reversal of 218165341463 is 364143561812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 218165341463 - 2¹⁶ = 218165275927 is a prime.

It is a super-2 number, since 2×218165341463² (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 (218165341453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109082670731 + 109082670732.

It is an arithmetic number, because the mean of its divisors is an integer number (109082670732).

Almost surely, 2^218165341463 is an apocalyptic number.

218165341463 is a deficient number, since it is larger than the sum of its proper divisors (1).

218165341463 is an equidigital number, since it uses as much as digits as its factorization.

218165341463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The spelling of 218165341463 in words is "two hundred eighteen billion, one hundred sixty-five million, three hundred forty-one thousand, four hundred sixty-three".