634243230000 has 800 divisors, whose sum is σ = 2341928093120. Its totient is φ = 164229120000.

The previous prime is 634243229881. The next prime is 634243230029. The reversal of 634243230000 is 32342436.

It is a happy number.

634243230000 is a `hidden beast` number, since 6 + 3 + 424 + 3 + 230 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1597589802 + ... + 1597590198.

Almost surely, 2^634243230000 is an apocalyptic number.

634243230000 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 634243230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170964046560).

634243230000 is an abundant number, since it is smaller than the sum of its proper divisors (1707684863120).

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

634243230000 is a wasteful number, since it uses less digits than its factorization.

634243230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 634243230000 its reverse (32342436), we get a palindrome (634275572436).

The spelling of 634243230000 in words is "six hundred thirty-four billion, two hundred forty-three million, two hundred thirty thousand".