44420266000 has 160 divisors (see below), whose sum is σ = 118074692736. Its totient is φ = 16028480000.

The previous prime is 44420265977. The next prime is 44420266027. The reversal of 44420266000 is 66202444.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 44420266000.

It is an unprimeable number.

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, 2874294 + ... + 2889706.

Almost surely, 2^44420266000 is an apocalyptic number.

44420266000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44420266000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59037346368).

44420266000 is an abundant number, since it is smaller than the sum of its proper divisors (73654426736).

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

44420266000 is a wasteful number, since it uses less digits than its factorization.

44420266000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15578 (or 15562 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44420266000 its reverse (66202444), we get a palindrome (44486468444).

The spelling of 44420266000 in words is "forty-four billion, four hundred twenty million, two hundred sixty-six thousand".