44482451638 has 8 divisors (see below), whose sum is σ = 66836198088. Its totient is φ = 22203718944.

The previous prime is 44482451623. The next prime is 44482451641. The reversal of 44482451638 is 83615428444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44482451591 and 44482451600.

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 3 ways as a sum of consecutive naturals, for example, 18751956 + ... + 18754327.

It is an arithmetic number, because the mean of its divisors is an integer number (8354524761).

Almost surely, 2^44482451638 is an apocalyptic number.

44482451638 is a deficient number, since it is larger than the sum of its proper divisors (22353746450).

44482451638 is a wasteful number, since it uses less digits than its factorization.

44482451638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37506878.

The product of its digits is 2949120, while the sum is 49.

The spelling of 44482451638 in words is "forty-four billion, four hundred eighty-two million, four hundred fifty-one thousand, six hundred thirty-eight".