2222561544446 has 16 divisors (see below), whose sum is σ = 3378747742128. Its totient is φ = 1096390056000.

The previous prime is 2222561544403. The next prime is 2222561544457. The reversal of 2222561544446 is 6444451652222.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2222561544446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19382375 + ... + 19496706.

It is an arithmetic number, because the mean of its divisors is an integer number (211171733883).

Almost surely, 2^{2222561544446} is an apocalyptic number.

2222561544446 is a deficient number, since it is larger than the sum of its proper divisors (1156186197682).

2222561544446 is a wasteful number, since it uses less digits than its factorization.

2222561544446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38879467.

The product of its digits is 3686400, while the sum is 47.

The spelling of 2222561544446 in words is "two trillion, two hundred twenty-two billion, five hundred sixty-one million, five hundred forty-four thousand, four hundred forty-six".