144216346235140 has 96 divisors (see below), whose sum is σ = 328238049807360. Its totient is φ = 53016992016384.

The previous prime is 144216346235111. The next prime is 144216346235177. The reversal of 144216346235140 is 41532643612441.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3263599 + ... + 17294038.

It is an arithmetic number, because the mean of its divisors is an integer number (3419146352160).

Almost surely, 2^{144216346235140} is an apocalyptic number.

144216346235140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144216346235140 is an abundant number, since it is smaller than the sum of its proper divisors (184021703572220).

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

144216346235140 is a wasteful number, since it uses less digits than its factorization.

144216346235140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20558149 (or 20558147 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

Adding to 144216346235140 its reverse (41532643612441), we get a palindrome (185748989847581).

The spelling of 144216346235140 in words is "one hundred forty-four trillion, two hundred sixteen billion, three hundred forty-six million, two hundred thirty-five thousand, one hundred forty".