163380504 has 128 divisors (see below), whose sum is σ = 483840000. Its totient is φ = 45948672.

The previous prime is 163380491. The next prime is 163380517. The reversal of 163380504 is 405083361.

163380504 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (163380491) and next prime (163380517).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 732537 + ... + 732759.

It is an arithmetic number, because the mean of its divisors is an integer number (3780000).

Almost surely, 2^163380504 is an apocalyptic number.

163380504 is a gapful number since it is divisible by the number (14) 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 163380504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241920000).

163380504 is an abundant number, since it is smaller than the sum of its proper divisors (320459496).

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

163380504 is a wasteful number, since it uses less digits than its factorization.

163380504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 163380504 is about 12782.0383351013. The cubic root of 163380504 is about 546.6802828917.

The spelling of 163380504 in words is "one hundred sixty-three million, three hundred eighty thousand, five hundred four".