2240000064444 has 24 divisors (see below), whose sum is σ = 5228942313168. Its totient is φ = 746341617280.

The previous prime is 2240000064439. The next prime is 2240000064451. The reversal of 2240000064444 is 4444600000422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40605147 + ... + 40660274.

It is an arithmetic number, because the mean of its divisors is an integer number (217872596382).

Almost surely, 2^{2240000064444} is an apocalyptic number.

It is an amenable number.

2240000064444 is an abundant number, since it is smaller than the sum of its proper divisors (2988942248724).

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

2240000064444 is a wasteful number, since it uses less digits than its factorization.

2240000064444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81267725 (or 81267723 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 2240000064444 its reverse (4444600000422), we get a palindrome (6684600064866).

The spelling of 2240000064444 in words is "two trillion, two hundred forty billion, sixty-four thousand, four hundred forty-four".