663852912 has 20 divisors (see below), whose sum is σ = 1714953480. Its totient is φ = 221284288.

The previous prime is 663852899. The next prime is 663852919. The reversal of 663852912 is 219258366.

663852912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663852919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6915087 + ... + 6915182.

It is an arithmetic number, because the mean of its divisors is an integer number (85747674).

Almost surely, 2^663852912 is an apocalyptic number.

It is an amenable number.

663852912 is an abundant number, since it is smaller than the sum of its proper divisors (1051100568).

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

663852912 is a wasteful number, since it uses less digits than its factorization.

663852912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13830280 (or 13830274 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 663852912 is about 25765.3432346631. The cubic root of 663852912 is about 872.3497110347.

The spelling of 663852912 in words is "six hundred sixty-three million, eight hundred fifty-two thousand, nine hundred twelve".