163304545042650 has 192 divisors, whose sum is σ = 462595771975680. Its totient is φ = 37738476652800.

The previous prime is 163304545042649. The next prime is 163304545042693. The reversal of 163304545042650 is 56240545403361.

It is a self number, because there is not a number n which added to its sum of digits gives 163304545042650.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3776091 + ... + 18462609.

It is an arithmetic number, because the mean of its divisors is an integer number (2409352979040).

Almost surely, 2^{163304545042650} is an apocalyptic number.

163304545042650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 163304545042650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231297885987840).

163304545042650 is an abundant number, since it is smaller than the sum of its proper divisors (299291226933030).

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

163304545042650 is a wasteful number, since it uses less digits than its factorization.

163304545042650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14686861 (or 14686856 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 163304545042650 in words is "one hundred sixty-three trillion, three hundred four billion, five hundred forty-five million, forty-two thousand, six hundred fifty".