2204644446040 has 32 divisors (see below), whose sum is σ = 4960493239680. Its totient is φ = 881850092032.

The previous prime is 2204644446019. The next prime is 2204644446131. The reversal of 2204644446040 is 406444464022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 2204644445984 and 2204644446002.

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, 7430784 + ... + 7721776.

It is an arithmetic number, because the mean of its divisors is an integer number (155015413740).

Almost surely, 2^{2204644446040} is an apocalyptic number.

2204644446040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204644446040 is an abundant number, since it is smaller than the sum of its proper divisors (2755848793640).

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

2204644446040 is a wasteful number, since it uses less digits than its factorization.

2204644446040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480411 (or 480407 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 2204644446040 in words is "two trillion, two hundred four billion, six hundred forty-four million, four hundred forty-six thousand, forty".