144261235422 has 24 divisors (see below), whose sum is σ = 313719400800. Its totient is φ = 47909633760.

The previous prime is 144261235367. The next prime is 144261235427. The reversal of 144261235422 is 224532162441.

144261235422 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 612 + 35 + 4 + 2 + 2 = 666.

144261235422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144261235422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144261235427) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14782047 + ... + 14791802.

It is an arithmetic number, because the mean of its divisors is an integer number (13071641700).

Almost surely, 2^144261235422 is an apocalyptic number.

144261235422 is an abundant number, since it is smaller than the sum of its proper divisors (169458165378).

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

144261235422 is a wasteful number, since it uses less digits than its factorization.

144261235422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29574128 (or 29574125 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 144261235422 its reverse (224532162441), we get a palindrome (368793397863).

The spelling of 144261235422 in words is "one hundred forty-four billion, two hundred sixty-one million, two hundred thirty-five thousand, four hundred twenty-two".