663832020770352 has 480 divisors, whose sum is σ = 2349333619596288. Its totient is φ = 170494390370304.

The previous prime is 663832020770341. The next prime is 663832020770389. The reversal of 663832020770352 is 253077020238366.

663832020770352 is a `hidden beast` number, since 6 + 6 + 3 + 83 + 2 + 0 + 207 + 7 + 0 + 352 = 666.

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, 263996803 + ... + 266499485.

Almost surely, 2^{663832020770352} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663832020770352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1174666809798144).

663832020770352 is an abundant number, since it is smaller than the sum of its proper divisors (1685501598825936).

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

663832020770352 is a wasteful number, since it uses less digits than its factorization.

663832020770352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503417 (or 2503408 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 54.

The spelling of 663832020770352 in words is "six hundred sixty-three trillion, eight hundred thirty-two billion, twenty million, seven hundred seventy thousand, three hundred fifty-two".