163628305344 has 168 divisors, whose sum is σ = 567542952288. Its totient is φ = 44000870400.

The previous prime is 163628305339. The next prime is 163628305403. The reversal of 163628305344 is 443503826361.

163628305344 is a `hidden beast` number, since 1 + 6 + 36 + 2 + 83 + 0 + 534 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a self number, because there is not a number n which added to its sum of digits gives 163628305344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1125057 + ... + 1262144.

Almost surely, 2^163628305344 is an apocalyptic number.

163628305344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

163628305344 is an abundant number, since it is smaller than the sum of its proper divisors (403914646944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163628305344 is a wasteful number, since it uses less digits than its factorization.

163628305344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387243 (or 2387230 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 163628305344 in words is "one hundred sixty-three billion, six hundred twenty-eight million, three hundred five thousand, three hundred forty-four".