244221420033 has 32 divisors (see below), whose sum is σ = 375892358400. Its totient is φ = 156525199488.

The previous prime is 244221420029. The next prime is 244221420059. The reversal of 244221420033 is 330024122442.

244221420033 is a `hidden beast` number, since 2 + 4 + 422 + 1 + 4 + 200 + 33 = 666.

It is not a de Polignac number, because 244221420033 - 2² = 244221420029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 244221419979 and 244221420006.

It is not an unprimeable number, because it can be changed into a prime (244221420733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 486885 + ... + 851762.

It is an arithmetic number, because the mean of its divisors is an integer number (11746636200).

Almost surely, 2^244221420033 is an apocalyptic number.

It is an amenable number.

244221420033 is a deficient number, since it is larger than the sum of its proper divisors (131670938367).

244221420033 is a wasteful number, since it uses less digits than its factorization.

244221420033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338918 (or 1338912 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 244221420033 its reverse (330024122442), we get a palindrome (574245542475).

The spelling of 244221420033 in words is "two hundred forty-four billion, two hundred twenty-one million, four hundred twenty thousand, thirty-three".