140224144221144 has 96 divisors (see below), whose sum is σ = 402115935096720. Its totient is φ = 43991606089728.

The previous prime is 140224144221121. The next prime is 140224144221163. The reversal of 140224144221144 is 441122441422041.

140224144221144 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 2 + 414 + 4 + 221 + 14 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140224144221099 and 140224144221108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274205739 + ... + 274716645.

Almost surely, 2^{140224144221144} is an apocalyptic number.

It is an amenable number.

140224144221144 is an abundant number, since it is smaller than the sum of its proper divisors (261891790875576).

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

140224144221144 is a wasteful number, since it uses less digits than its factorization.

140224144221144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735169 (or 735162 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

Adding to 140224144221144 its reverse (441122441422041), we get a palindrome (581346585643185).

The spelling of 140224144221144 in words is "one hundred forty trillion, two hundred twenty-four billion, one hundred forty-four million, two hundred twenty-one thousand, one hundred forty-four".