132143550 has 192 divisors, whose sum is σ = 433257984. Its totient is φ = 25804800.

The previous prime is 132143519. The next prime is 132143569. The reversal of 132143550 is 55341231.

It is a self number, because there is not a number n which added to its sum of digits gives 132143550.

It is a congruent number.

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, 196014 + ... + 196686.

It is an arithmetic number, because the mean of its divisors is an integer number (2256552).

Almost surely, 2^132143550 is an apocalyptic number.

132143550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 132143550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216628992).

132143550 is an abundant number, since it is smaller than the sum of its proper divisors (301114434).

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

132143550 is a wasteful number, since it uses less digits than its factorization.

132143550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 132143550 is about 11495.3708074163. The cubic root of 132143550 is about 509.3488421711.

Adding to 132143550 its reverse (55341231), we get a palindrome (187484781).

The spelling of 132143550 in words is "one hundred thirty-two million, one hundred forty-three thousand, five hundred fifty".