145545223130200 has 48 divisors (see below), whose sum is σ = 338400013725000. Its totient is φ = 58216821304320.

The previous prime is 145545223130183. The next prime is 145545223130207. The reversal of 145545223130200 is 2031322545541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145545223130200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145545223130207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1308151 + ... + 17111449.

Almost surely, 2^{145545223130200} is an apocalyptic number.

145545223130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145545223130200 is an abundant number, since it is smaller than the sum of its proper divisors (192854790594800).

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

145545223130200 is a wasteful number, since it uses less digits than its factorization.

145545223130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15849364 (or 15849355 counting only the distinct ones).

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

Adding to 145545223130200 its reverse (2031322545541), we get a palindrome (147576545675741).

The spelling of 145545223130200 in words is "one hundred forty-five trillion, five hundred forty-five billion, two hundred twenty-three million, one hundred thirty thousand, two hundred".