1224944444446 has 32 divisors (see below), whose sum is σ = 1950254640000. Its totient is φ = 575409902112.

The previous prime is 1224944444419. The next prime is 1224944444497. The reversal of 1224944444446 is 6444444494221.

It is a junction number, because it is equal to n+sod(n) for n = 1224944444393 and 1224944444402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3330025 + ... + 3679531.

It is an arithmetic number, because the mean of its divisors is an integer number (60945457500).

Almost surely, 2^{1224944444446} is an apocalyptic number.

1224944444446 is a deficient number, since it is larger than the sum of its proper divisors (725310195554).

1224944444446 is a wasteful number, since it uses less digits than its factorization.

1224944444446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350296.

The product of its digits is 14155776, while the sum is 52.

The spelling of 1224944444446 in words is "one trillion, two hundred twenty-four billion, nine hundred forty-four million, four hundred forty-four thousand, four hundred forty-six".