163552353544 has 16 divisors (see below), whose sum is σ = 306672677820. Its totient is φ = 81772972800.

The previous prime is 163552353529. The next prime is 163552353581. The reversal of 163552353544 is 445353255361.

It can be written as a sum of positive squares in 2 ways, for example, as 152451202500 + 11101151044 = 390450^2 + 105362^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163552353494 and 163552353503.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 176157 + ... + 598444.

Almost surely, 2^163552353544 is an apocalyptic number.

It is an amenable number.

163552353544 is a deficient number, since it is larger than the sum of its proper divisors (143120324276).

163552353544 is a wasteful number, since it uses less digits than its factorization.

163552353544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801000 (or 800996 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 46.

The spelling of 163552353544 in words is "one hundred sixty-three billion, five hundred fifty-two million, three hundred fifty-three thousand, five hundred forty-four".