2204135544 has 128 divisors (see below), whose sum is σ = 6327720000. Its totient is φ = 633790464.

The previous prime is 2204135491. The next prime is 2204135611. The reversal of 2204135544 is 4455314022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788902 + ... + 791690.

Almost surely, 2^2204135544 is an apocalyptic number.

2204135544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204135544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3163860000).

2204135544 is an abundant number, since it is smaller than the sum of its proper divisors (4123584456).

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

2204135544 is a wasteful number, since it uses less digits than its factorization.

2204135544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977 (or 2973 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2204135544 is about 46948.2219471622. The cubic root of 2204135544 is about 1301.4058841876.

Adding to 2204135544 its reverse (4455314022), we get a palindrome (6659449566).

The spelling of 2204135544 in words is "two billion, two hundred four million, one hundred thirty-five thousand, five hundred forty-four".