163305390060 has 192 divisors, whose sum is σ = 514738022400. Its totient is φ = 42976963584.

The previous prime is 163305390043. The next prime is 163305390071. The reversal of 163305390060 is 60093503361.

163305390060 is a `hidden beast` number, since 1 + 63 + 3 + 0 + 539 + 0 + 0 + 60 = 666.

It is a super-3 number, since 3×163305390060³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 163305389997 and 163305390024.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66735757 + ... + 66738203.

It is an arithmetic number, because the mean of its divisors is an integer number (2680927200).

Almost surely, 2^163305390060 is an apocalyptic number.

163305390060 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 163305390060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257369011200).

163305390060 is an abundant number, since it is smaller than the sum of its proper divisors (351432632340).

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

163305390060 is a wasteful number, since it uses less digits than its factorization.

163305390060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037 (or 4029 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 36.

The spelling of 163305390060 in words is "one hundred sixty-three billion, three hundred five million, three hundred ninety thousand, sixty".