140223420244444 has 12 divisors (see below), whose sum is σ = 246444165624384. Its totient is φ = 69810801494624.

The previous prime is 140223420244423. The next prime is 140223420244471. The reversal of 140223420244444 is 444442024322041.

It is a junction number, because it is equal to n+sod(n) for n = 140223420244397 and 140223420244406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75227155852 + ... + 75227157715.

It is an arithmetic number, because the mean of its divisors is an integer number (20537013802032).

Almost surely, 2^{140223420244444} is an apocalyptic number.

It is an amenable number.

140223420244444 is a deficient number, since it is larger than the sum of its proper divisors (106220745379940).

140223420244444 is a wasteful number, since it uses less digits than its factorization.

140223420244444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150454313804 (or 150454313802 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 40.

Adding to 140223420244444 its reverse (444442024322041), we get a palindrome (584665444566485).

The spelling of 140223420244444 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred twenty million, two hundred forty-four thousand, four hundred forty-four".