632911969008 has 240 divisors, whose sum is σ = 2134921142016. Its totient is φ = 172661237760.

The previous prime is 632911968979. The next prime is 632911969051. The reversal of 632911969008 is 800969119236.

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, 108391 + ... + 1130297.

Almost surely, 2^632911969008 is an apocalyptic number.

632911969008 is a gapful number since it is divisible by the number (68) 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 632911969008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067460571008).

632911969008 is an abundant number, since it is smaller than the sum of its proper divisors (1502009173008).

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

632911969008 is a wasteful number, since it uses less digits than its factorization.

632911969008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021972 (or 1021963 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 632911969008 in words is "six hundred thirty-two billion, nine hundred eleven million, nine hundred sixty-nine thousand, eight".