144153142122105 has 24 divisors (see below), whose sum is σ = 256618566519432. Its totient is φ = 74803792667904.

The previous prime is 144153142122103. The next prime is 144153142122113. The reversal of 144153142122105 is 501221241351441.

144153142122105 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 5 + 3 + 1 + 421 + 221 + 0 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 42844146255936 + 101308995866169 = 6545544^2 + 10065237^2 .

It is not a de Polignac number, because 144153142122105 - 2¹ = 144153142122103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144153142122105.

It is not an unprimeable number, because it can be changed into a prime (144153142122103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43289230204 + ... + 43289233533.

It is an arithmetic number, because the mean of its divisors is an integer number (10692440271643).

Almost surely, 2^{144153142122105} is an apocalyptic number.

144153142122105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144153142122105 is a deficient number, since it is larger than the sum of its proper divisors (112465424397327).

144153142122105 is a wasteful number, since it uses less digits than its factorization.

144153142122105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86578463785 (or 86578463782 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

Adding to 144153142122105 its reverse (501221241351441), we get a palindrome (645374383473546).

The spelling of 144153142122105 in words is "one hundred forty-four trillion, one hundred fifty-three billion, one hundred forty-two million, one hundred twenty-two thousand, one hundred five".