2225044240000 has 80 divisors (see below), whose sum is σ = 5539108769370. Its totient is φ = 890017664000.

The previous prime is 2225044239949. The next prime is 2225044240037. The reversal of 2225044240000 is 424405222.

It can be written as a sum of positive squares in 5 ways, for example, as 311337216576 + 1913707023424 = 557976^2 + 1383368^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (25).

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 9 ways as a sum of consecutive naturals, for example, 13826527 + ... + 13986526.

Almost surely, 2^{2225044240000} is an apocalyptic number.

2225044240000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2225044240000 is an abundant number, since it is smaller than the sum of its proper divisors (3314064529370).

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

2225044240000 is an frugal number, since it uses more digits than its factorization.

2225044240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27813087 (or 27813060 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 2225044240000 its reverse (424405222), we get a palindrome (2225468645222).

The spelling of 2225044240000 in words is "two trillion, two hundred twenty-five billion, forty-four million, two hundred forty thousand".