145043552200 has 192 divisors, whose sum is σ = 365818550400. Its totient is φ = 53317017600.

The previous prime is 145043552183. The next prime is 145043552209. The reversal of 145043552200 is 2255340541.

It is not an unprimeable number, because it can be changed into a prime (145043552209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28144824 + ... + 28149976.

It is an arithmetic number, because the mean of its divisors is an integer number (1905304950).

Almost surely, 2^145043552200 is an apocalyptic number.

145043552200 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 145043552200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182909275200).

145043552200 is an abundant number, since it is smaller than the sum of its proper divisors (220774998200).

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

145043552200 is a wasteful number, since it uses less digits than its factorization.

145043552200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5432 (or 5423 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 145043552200 its reverse (2255340541), we get a palindrome (147298892741).

The spelling of 145043552200 in words is "one hundred forty-five billion, forty-three million, five hundred fifty-two thousand, two hundred".