145043530205140 has 96 divisors (see below), whose sum is σ = 349597114401024. Its totient is φ = 49516095744000.

The previous prime is 145043530205117. The next prime is 145043530205159. The reversal of 145043530205140 is 41502035340541.

It is a self number, because there is not a number n which added to its sum of digits gives 145043530205140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115795882 + ... + 117041758.

It is an arithmetic number, because the mean of its divisors is an integer number (3641636608344).

Almost surely, 2^{145043530205140} is an apocalyptic number.

145043530205140 is a gapful number since it is divisible by the number (10) 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 145043530205140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174798557200512).

145043530205140 is an abundant number, since it is smaller than the sum of its proper divisors (204553584195884).

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

145043530205140 is a wasteful number, since it uses less digits than its factorization.

145043530205140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249457 (or 1249455 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 145043530205140 its reverse (41502035340541), we get a palindrome (186545565545681).

The spelling of 145043530205140 in words is "one hundred forty-five trillion, forty-three billion, five hundred thirty million, two hundred five thousand, one hundred forty".