163452206977 has 2 divisors, whose sum is σ = 163452206978. Its totient is φ = 163452206976.

The previous prime is 163452206969. The next prime is 163452207043. The reversal of 163452206977 is 779602254361.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163449595521 + 2611456 = 404289^2 + 1616^2 .

It is a cyclic number.

It is not a de Polignac number, because 163452206977 - 2³ = 163452206969 is a prime.

It is not a weakly prime, because it can be changed into another prime (163452206777) 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, 81726103488 + 81726103489.

It is an arithmetic number, because the mean of its divisors is an integer number (81726103489).

Almost surely, 2^163452206977 is an apocalyptic number.

It is an amenable number.

163452206977 is a deficient number, since it is larger than the sum of its proper divisors (1).

163452206977 is an equidigital number, since it uses as much as digits as its factorization.

163452206977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 163452206977 in words is "one hundred sixty-three billion, four hundred fifty-two million, two hundred six thousand, nine hundred seventy-seven".