244005685488 has 60 divisors (see below), whose sum is σ = 691104490440. Its totient is φ = 80355282048.

The previous prime is 244005685471. The next prime is 244005685499. The reversal of 244005685488 is 884586500442.

244005685488 is a `hidden beast` number, since 2 + 4 + 40 + 0 + 56 + 8 + 548 + 8 = 666.

244005685488 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10195783 + ... + 10219686.

It is an arithmetic number, because the mean of its divisors is an integer number (11518408174).

Almost surely, 2^244005685488 is an apocalyptic number.

It is an amenable number.

244005685488 is an abundant number, since it is smaller than the sum of its proper divisors (447098804952).

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

244005685488 is a wasteful number, since it uses less digits than its factorization.

244005685488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20415566 (or 20415557 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 54.

The spelling of 244005685488 in words is "two hundred forty-four billion, five million, six hundred eighty-five thousand, four hundred eighty-eight".