330505560 has 192 divisors, whose sum is σ = 1339303680. Its totient is φ = 68670720.

The previous prime is 330505543. The next prime is 330505577. The reversal of 330505560 is 65505033.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (330505543) and next prime (330505577).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21759 + ... + 33681.

It is an arithmetic number, because the mean of its divisors is an integer number (6975540).

Almost surely, 2^330505560 is an apocalyptic number.

330505560 is a gapful number since it is divisible by the number (30) 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 330505560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669651840).

330505560 is an abundant number, since it is smaller than the sum of its proper divisors (1008798120).

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

330505560 is a wasteful number, since it uses less digits than its factorization.

330505560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958 (or 11951 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 330505560 is about 18179.8118802148. The cubic root of 330505560 is about 691.3950352236.

The spelling of 330505560 in words is "three hundred thirty million, five hundred five thousand, five hundred sixty".