44521785554 has 16 divisors (see below), whose sum is σ = 71766463968. Its totient is φ = 20638719552.

The previous prime is 44521785533. The next prime is 44521785559. The reversal of 44521785554 is 45558712544.

It is not an unprimeable number, because it can be changed into a prime (44521785559) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9769844 + ... + 9774399.

It is an arithmetic number, because the mean of its divisors is an integer number (4485403998).

Almost surely, 2^44521785554 is an apocalyptic number.

44521785554 is a deficient number, since it is larger than the sum of its proper divisors (27244678414).

44521785554 is a wasteful number, since it uses less digits than its factorization.

44521785554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19544329.

The product of its digits is 4480000, while the sum is 50.

The spelling of 44521785554 in words is "forty-four billion, five hundred twenty-one million, seven hundred eighty-five thousand, five hundred fifty-four".