663300000 has 432 divisors, whose sum is σ = 2610395424. Its totient is φ = 158400000.

The previous prime is 663299981. The next prime is 663300023. The reversal of 663300000 is 3366.

663300000 is a `hidden beast` number, since 663 + 3 + 0 + 0 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9899967 + ... + 9900033.

It is an arithmetic number, because the mean of its divisors is an integer number (6042582).

Almost surely, 2^663300000 is an apocalyptic number.

663300000 is a gapful number since it is divisible by the number (60) 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 663300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1305197712).

663300000 is an abundant number, since it is smaller than the sum of its proper divisors (1947095424).

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

663300000 is a wasteful number, since it uses less digits than its factorization.

663300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 663300000 is about 25754.6112376017. The cubic root of 663300000 is about 872.1074552650.

Adding to 663300000 its reverse (3366), we get a palindrome (663303366).

The spelling of 663300000 in words is "six hundred sixty-three million, three hundred thousand".