163604346360 has 512 divisors, whose sum is σ = 660267417600. Its totient is φ = 31439093760.

The previous prime is 163604346359. The next prime is 163604346379. The reversal of 163604346360 is 63643406361.

163604346360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 5740626 + ... + 5769054.

It is an arithmetic number, because the mean of its divisors is an integer number (1289584800).

Almost surely, 2^163604346360 is an apocalyptic number.

163604346360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163604346360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330133708800).

163604346360 is an abundant number, since it is smaller than the sum of its proper divisors (496663071240).

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

163604346360 is a wasteful number, since it uses less digits than its factorization.

163604346360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28511 (or 28507 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 42.

The spelling of 163604346360 in words is "one hundred sixty-three billion, six hundred four million, three hundred forty-six thousand, three hundred sixty".