663325236630 has 48 divisors (see below), whose sum is σ = 1971023562144. Its totient is φ = 151617196800.

The previous prime is 663325236547. The next prime is 663325236677. The reversal of 663325236630 is 36632523366.

663325236630 is a `hidden beast` number, since 6 + 6 + 3 + 3 + 2 + 5 + 2 + 3 + 6 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 526447971 + ... + 526449230.

It is an arithmetic number, because the mean of its divisors is an integer number (41062990878).

Almost surely, 2^663325236630 is an apocalyptic number.

663325236630 is an abundant number, since it is smaller than the sum of its proper divisors (1307698325514).

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

663325236630 is a wasteful number, since it uses less digits than its factorization.

663325236630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052897221 (or 1052897218 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 45.

Adding to 663325236630 its reverse (36632523366), we get a palindrome (699957759996).

The spelling of 663325236630 in words is "six hundred sixty-three billion, three hundred twenty-five million, two hundred thirty-six thousand, six hundred thirty".