143344221004440 has 192 divisors, whose sum is σ = 474886698380640. Its totient is φ = 37485881671680.

The previous prime is 143344221004433. The next prime is 143344221004463. The reversal of 143344221004440 is 44400122443341.

143344221004440 is a `hidden beast` number, since 1 + 4 + 33 + 442 + 2 + 100 + 44 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 143344221004395 and 143344221004404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37940280 + ... + 41547000.

Almost surely, 2^{143344221004440} is an apocalyptic number.

143344221004440 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 143344221004440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237443349190320).

143344221004440 is an abundant number, since it is smaller than the sum of its proper divisors (331542477376200).

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

143344221004440 is a wasteful number, since it uses less digits than its factorization.

143344221004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608874 (or 3608867 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 143344221004440 its reverse (44400122443341), we get a palindrome (187744343447781).

The spelling of 143344221004440 in words is "one hundred forty-three trillion, three hundred forty-four billion, two hundred twenty-one million, four thousand, four hundred forty".