2202400424444 has 24 divisors (see below), whose sum is σ = 4262179657008. Its totient is φ = 987377523840.

The previous prime is 2202400424407. The next prime is 2202400424491. The reversal of 2202400424444 is 4444240042022.

It is a super-2 number, since 2×2202400424444² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2202400424444.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 342836207 + ... + 342842630.

It is an arithmetic number, because the mean of its divisors is an integer number (177590819042).

Almost surely, 2^{2202400424444} is an apocalyptic number.

It is an amenable number.

2202400424444 is a deficient number, since it is larger than the sum of its proper divisors (2059779232564).

2202400424444 is a wasteful number, since it uses less digits than its factorization.

2202400424444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685678925 (or 685678923 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 2202400424444 its reverse (4444240042022), we get a palindrome (6646640466466).

The spelling of 2202400424444 in words is "two trillion, two hundred two billion, four hundred million, four hundred twenty-four thousand, four hundred forty-four".