163450653211 has 2 divisors, whose sum is σ = 163450653212. Its totient is φ = 163450653210.

The previous prime is 163450653181. The next prime is 163450653229. The reversal of 163450653211 is 112356054361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163450653211 - 2²¹ = 163448556059 is a prime.

It is a super-2 number, since 2×163450653211² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (163450653281) 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, 81725326605 + 81725326606.

It is an arithmetic number, because the mean of its divisors is an integer number (81725326606).

Almost surely, 2^163450653211 is an apocalyptic number.

163450653211 is a deficient number, since it is larger than the sum of its proper divisors (1).

163450653211 is an equidigital number, since it uses as much as digits as its factorization.

163450653211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 163450653211 in words is "one hundred sixty-three billion, four hundred fifty million, six hundred fifty-three thousand, two hundred eleven".