163323280276 has 24 divisors (see below), whose sum is σ = 307912123904. Its totient is φ = 75352900320.

The previous prime is 163323280271. The next prime is 163323280291. The reversal of 163323280276 is 672082323361.

163323280276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163323280276² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163323280271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417540 + ... + 707803.

Almost surely, 2^163323280276 is an apocalyptic number.

It is an amenable number.

163323280276 is a deficient number, since it is larger than the sum of its proper divisors (144588843628).

163323280276 is a wasteful number, since it uses less digits than its factorization.

163323280276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128151 (or 1128149 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 163323280276 in words is "one hundred sixty-three billion, three hundred twenty-three million, two hundred eighty thousand, two hundred seventy-six".