144442230432320 has 28 divisors (see below), whose sum is σ = 343953061217724. Its totient is φ = 57776892172800.

The previous prime is 144442230432307. The next prime is 144442230432361. The reversal of 144442230432320 is 23234032244441.

It can be written as a sum of positive squares in 2 ways, for example, as 16072786591744 + 128369443840576 = 4009088^2 + 11330024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225690984731 + ... + 225690985370.

It is an arithmetic number, because the mean of its divisors is an integer number (12284037900633).

Almost surely, 2^{144442230432320} is an apocalyptic number.

144442230432320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144442230432320 is an abundant number, since it is smaller than the sum of its proper divisors (199510830785404).

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

144442230432320 is an equidigital number, since it uses as much as digits as its factorization.

144442230432320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451381970118 (or 451381970108 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 144442230432320 its reverse (23234032244441), we get a palindrome (167676262676761).

The spelling of 144442230432320 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred thirty million, four hundred thirty-two thousand, three hundred twenty".