44422000040 has 32 divisors (see below), whose sum is σ = 109035819360. Its totient is φ = 16153454400.

The previous prime is 44422000037. The next prime is 44422000079. The reversal of 44422000040 is 4000022444.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 44421999976 and 44422000021.

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 7 ways as a sum of consecutive naturals, for example, 50479106 + ... + 50479985.

It is an arithmetic number, because the mean of its divisors is an integer number (3407369355).

Almost surely, 2^44422000040 is an apocalyptic number.

44422000040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44422000040 is an abundant number, since it is smaller than the sum of its proper divisors (64613819320).

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

44422000040 is a wasteful number, since it uses less digits than its factorization.

44422000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100959113 (or 100959109 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 44422000040 its reverse (4000022444), we get a palindrome (48422022484).

The spelling of 44422000040 in words is "forty-four billion, four hundred twenty-two million, forty", and thus it is an aban number.