4044400626442 has 32 divisors (see below), whose sum is σ = 6640157347200. Its totient is φ = 1832241062400.

The previous prime is 4044400626439. The next prime is 4044400626457. The reversal of 4044400626442 is 2446260044404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4044400626395 and 4044400626404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69547234 + ... + 69605362.

It is an arithmetic number, because the mean of its divisors is an integer number (207504917100).

Almost surely, 2^{4044400626442} is an apocalyptic number.

4044400626442 is a deficient number, since it is larger than the sum of its proper divisors (2595756720758).

4044400626442 is a wasteful number, since it uses less digits than its factorization.

4044400626442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68622.

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 4044400626442 in words is "four trillion, forty-four billion, four hundred million, six hundred twenty-six thousand, four hundred forty-two".