2222004402440 has 32 divisors (see below), whose sum is σ = 5293598725080. Its totient is φ = 836519304192.

The previous prime is 2222004402421. The next prime is 2222004402461. The reversal of 2222004402440 is 442044002222.

It can be written as a sum of positive squares in 4 ways, for example, as 2215745377444 + 6259024996 = 1488538^2 + 79114^2 .

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, 1633826087 + ... + 1633827446.

Almost surely, 2^{2222004402440} is an apocalyptic number.

2222004402440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222004402440 is an abundant number, since it is smaller than the sum of its proper divisors (3071594322640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2222004402440 is a wasteful number, since it uses less digits than its factorization.

2222004402440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267653561 (or 3267653557 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 2222004402440 its reverse (442044002222), we get a palindrome (2664048404662).

The spelling of 2222004402440 in words is "two trillion, two hundred twenty-two billion, four million, four hundred two thousand, four hundred forty".