244800426280 has 16 divisors (see below), whose sum is σ = 550800959220. Its totient is φ = 97920170496.

The previous prime is 244800426187. The next prime is 244800426289. The reversal of 244800426280 is 82624008442.

It can be written as a sum of positive squares in 2 ways, for example, as 199289030724 + 45511395556 = 446418^2 + 213334^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 6120010657 = 244800426280 / (2 + 4 + 4 + 8 + 0 + 0 + 4 + 2 + 6 + 2 + 8 + 0).

It is not an unprimeable number, because it can be changed into a prime (244800426289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3060005289 + ... + 3060005368.

Almost surely, 2^244800426280 is an apocalyptic number.

244800426280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244800426280 is an abundant number, since it is smaller than the sum of its proper divisors (306000532940).

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

244800426280 is a wasteful number, since it uses less digits than its factorization.

244800426280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120010668 (or 6120010664 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 40.

The spelling of 244800426280 in words is "two hundred forty-four billion, eight hundred million, four hundred twenty-six thousand, two hundred eighty".