144304220532 has 24 divisors (see below), whose sum is σ = 336716940672. Its totient is φ = 48100393600.

The previous prime is 144304220527. The next prime is 144304220551. The reversal of 144304220532 is 235022403441.

It is a self number, because there is not a number n which added to its sum of digits gives 144304220532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664357 + ... + 854387.

It is an arithmetic number, because the mean of its divisors is an integer number (14029872528).

Almost surely, 2^144304220532 is an apocalyptic number.

144304220532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144304220532 is an abundant number, since it is smaller than the sum of its proper divisors (192412720140).

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

144304220532 is a wasteful number, since it uses less digits than its factorization.

144304220532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253319 (or 253317 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 144304220532 its reverse (235022403441), we get a palindrome (379326623973).

The spelling of 144304220532 in words is "one hundred forty-four billion, three hundred four million, two hundred twenty thousand, five hundred thirty-two".