244644624444 has 48 divisors (see below), whose sum is σ = 624254480640. Its totient is φ = 73953459840.

The previous prime is 244644624431. The next prime is 244644624451. The reversal of 244644624444 is 444426446442.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 244644624393 and 244644624402.

It is a congruent number.

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, 2211744 + ... + 2319719.

It is an arithmetic number, because the mean of its divisors is an integer number (13005301680).

Almost surely, 2^244644624444 is an apocalyptic number.

It is an amenable number.

244644624444 is an abundant number, since it is smaller than the sum of its proper divisors (379609856196).

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

244644624444 is a wasteful number, since it uses less digits than its factorization.

244644624444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531890 (or 4531888 counting only the distinct ones).

The product of its digits is 9437184, while the sum is 48.

The spelling of 244644624444 in words is "two hundred forty-four billion, six hundred forty-four million, six hundred twenty-four thousand, four hundred forty-four".