2204412111640 has 64 divisors (see below), whose sum is σ = 5122123493760. Its totient is φ = 853193295360.

The previous prime is 2204412111631. The next prime is 2204412111641. The reversal of 2204412111640 is 461112144022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2204412111599 and 2204412111608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204412111641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3846672 + ... + 4382431.

It is an arithmetic number, because the mean of its divisors is an integer number (80033179590).

Almost surely, 2^{2204412111640} is an apocalyptic number.

2204412111640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204412111640 is an abundant number, since it is smaller than the sum of its proper divisors (2917711382120).

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

2204412111640 is a wasteful number, since it uses less digits than its factorization.

2204412111640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8229332 (or 8229328 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 2204412111640 its reverse (461112144022), we get a palindrome (2665524255662).

The spelling of 2204412111640 in words is "two trillion, two hundred four billion, four hundred twelve million, one hundred eleven thousand, six hundred forty".