143225355450 has 24 divisors (see below), whose sum is σ = 355198881888. Its totient is φ = 38193428080.

The previous prime is 143225355437. The next prime is 143225355451. The reversal of 143225355450 is 54553522341.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 143225355399 and 143225355408.

It is not an unprimeable number, because it can be changed into a prime (143225355451) 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, 477417702 + ... + 477418001.

It is an arithmetic number, because the mean of its divisors is an integer number (14799953412).

Almost surely, 2^143225355450 is an apocalyptic number.

143225355450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143225355450 is an abundant number, since it is smaller than the sum of its proper divisors (211973526438).

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

143225355450 is a wasteful number, since it uses less digits than its factorization.

143225355450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954835718 (or 954835713 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 143225355450 its reverse (54553522341), we get a palindrome (197778877791).

The spelling of 143225355450 in words is "one hundred forty-three billion, two hundred twenty-five million, three hundred fifty-five thousand, four hundred fifty".