44022444421988 has 12 divisors (see below), whose sum is σ = 81093976566960. Its totient is φ = 20852736831432.

The previous prime is 44022444421957. The next prime is 44022444422087. The reversal of 44022444421988 is 88912444422044.

It is a super-2 number, since 2×44022444421988² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289621344806 + ... + 289621344957.

It is an arithmetic number, because the mean of its divisors is an integer number (6757831380580).

Almost surely, 2^{44022444421988} is an apocalyptic number.

It is an amenable number.

44022444421988 is a deficient number, since it is larger than the sum of its proper divisors (37071532144972).

44022444421988 is a wasteful number, since it uses less digits than its factorization.

44022444421988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579242689786 (or 579242689784 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 56.

Adding to 44022444421988 its sum of digits (56), we get a palindrome (44022444422044).

The spelling of 44022444421988 in words is "forty-four trillion, twenty-two billion, four hundred forty-four million, four hundred twenty-one thousand, nine hundred eighty-eight".