144242112121016 has 64 divisors (see below), whose sum is σ = 335100415608000. Its totient is φ = 56679841640448.

The previous prime is 144242112120881. The next prime is 144242112121087. The reversal of 144242112121016 is 610121211242441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664773305 + ... + 664990248.

It is an arithmetic number, because the mean of its divisors is an integer number (5235943993875).

Almost surely, 2^{144242112121016} is an apocalyptic number.

It is an amenable number.

144242112121016 is an abundant number, since it is smaller than the sum of its proper divisors (190858303486984).

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

144242112121016 is a wasteful number, since it uses less digits than its factorization.

144242112121016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329763728 (or 1329763724 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

Adding to 144242112121016 its reverse (610121211242441), we get a palindrome (754363323363457).

The spelling of 144242112121016 in words is "one hundred forty-four trillion, two hundred forty-two billion, one hundred twelve million, one hundred twenty-one thousand, sixteen".