232551634444140 has 192 divisors, whose sum is σ = 720019789977600. Its totient is φ = 55611999360000.

The previous prime is 232551634444133. The next prime is 232551634444141. The reversal of 232551634444140 is 41444436155232.

It is a self number, because there is not a number n which added to its sum of digits gives 232551634444140.

It is not an unprimeable number, because it can be changed into a prime (232551634444141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11628286 + ... + 24501434.

It is an arithmetic number, because the mean of its divisors is an integer number (3750103072800).

Almost surely, 2^{232551634444140} is an apocalyptic number.

232551634444140 is a gapful number since it is divisible by the number (20) 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 232551634444140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360009894988800).

232551634444140 is an abundant number, since it is smaller than the sum of its proper divisors (487468155533460).

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

232551634444140 is a wasteful number, since it uses less digits than its factorization.

232551634444140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12873544 (or 12873542 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 48.

The spelling of 232551634444140 in words is "two hundred thirty-two trillion, five hundred fifty-one billion, six hundred thirty-four million, four hundred forty-four thousand, one hundred forty".