144522352520 has 256 divisors, whose sum is σ = 412024112640. Its totient is φ = 44407554048.

The previous prime is 144522352459. The next prime is 144522352523. The reversal of 144522352520 is 25253225441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (144522352523) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18709379 + ... + 18717101.

It is an arithmetic number, because the mean of its divisors is an integer number (1609469190).

Almost surely, 2^144522352520 is an apocalyptic number.

144522352520 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 144522352520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206012056320).

144522352520 is an abundant number, since it is smaller than the sum of its proper divisors (267501760120).

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

144522352520 is a wasteful number, since it uses less digits than its factorization.

144522352520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904 (or 7900 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 144522352520 its reverse (25253225441), we get a palindrome (169775577961).

The spelling of 144522352520 in words is "one hundred forty-four billion, five hundred twenty-two million, three hundred fifty-two thousand, five hundred twenty".