244264240040 has 64 divisors (see below), whose sum is σ = 560460418560. Its totient is φ = 95790021120.

The previous prime is 244264240037. The next prime is 244264240111. The reversal of 244264240040 is 40042462442.

It is a junction number, because it is equal to n+sod(n) for n = 244264239979 and 244264240006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237185 + ... + 738095.

It is an arithmetic number, because the mean of its divisors is an integer number (8757194040).

Almost surely, 2^244264240040 is an apocalyptic number.

244264240040 is a gapful number since it is divisible by the number (20) 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 244264240040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280230209280).

244264240040 is an abundant number, since it is smaller than the sum of its proper divisors (316196178520).

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

244264240040 is a wasteful number, since it uses less digits than its factorization.

244264240040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501162 (or 501158 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 244264240040 in words is "two hundred forty-four billion, two hundred sixty-four million, two hundred forty thousand, forty".