244402026240 has 72 divisors (see below), whose sum is σ = 780558983568. Its totient is φ = 65173872640.

The previous prime is 244402026191. The next prime is 244402026251. The reversal of 244402026240 is 42620204442.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 244402026198 and 244402026207.

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, 31819341 + ... + 31827020.

It is an arithmetic number, because the mean of its divisors is an integer number (10841096994).

Almost surely, 2^244402026240 is an apocalyptic number.

244402026240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244402026240 is an abundant number, since it is smaller than the sum of its proper divisors (536156957328).

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

244402026240 is an equidigital number, since it uses as much as digits as its factorization.

244402026240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63646385 (or 63646371 counting only the distinct ones).

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

The spelling of 244402026240 in words is "two hundred forty-four billion, four hundred two million, twenty-six thousand, two hundred forty".