44221422420 has 192 divisors, whose sum is σ = 164068208640. Its totient is φ = 9668267136.

The previous prime is 44221422409. The next prime is 44221422437. The reversal of 44221422420 is 2422412244.

44221422420 is a `hidden beast` number, since 4 + 4 + 2 + 214 + 22 + 420 = 666.

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

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 167382 + ... + 341261.

It is an arithmetic number, because the mean of its divisors is an integer number (854521920).

Almost surely, 2^44221422420 is an apocalyptic number.

It is an amenable number.

44221422420 is an abundant number, since it is smaller than the sum of its proper divisors (119846786220).

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

44221422420 is a wasteful number, since it uses less digits than its factorization.

44221422420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508691 (or 508683 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 44221422420 its reverse (2422412244), we get a palindrome (46643834664).

The spelling of 44221422420 in words is "forty-four billion, two hundred twenty-one million, four hundred twenty-two thousand, four hundred twenty".