2242446662644 has 12 divisors (see below), whose sum is σ = 3924292676164. Its totient is φ = 1121220183744.

The previous prime is 2242446662579. The next prime is 2242446662663. The reversal of 2242446662644 is 4462666442422.

It can be written as a sum of positive squares in 2 ways, for example, as 624081040144 + 1618365622500 = 789988^2 + 1272150^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2242446662591 and 2242446662600.

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, 1664872 + ... + 2693824.

Almost surely, 2^{2242446662644} is an apocalyptic number.

It is an amenable number.

2242446662644 is a deficient number, since it is larger than the sum of its proper divisors (1681846013520).

2242446662644 is a wasteful number, since it uses less digits than its factorization.

2242446662644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573794 (or 1573792 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 52.

The spelling of 2242446662644 in words is "two trillion, two hundred forty-two billion, four hundred forty-six million, six hundred sixty-two thousand, six hundred forty-four".