44161685200 has 30 divisors (see below), whose sum is σ = 106098449654. Its totient is φ = 17664673920.

The previous prime is 44161685177. The next prime is 44161685203. The reversal of 44161685200 is 258616144.

It can be written as a sum of positive squares in 3 ways, for example, as 14690409616 + 29471275584 = 121204^2 + 171672^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 44161685200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44161685203) 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 5 ways as a sum of consecutive naturals, for example, 55201707 + ... + 55202506.

Almost surely, 2^44161685200 is an apocalyptic number.

44161685200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44161685200 is an abundant number, since it is smaller than the sum of its proper divisors (61936764454).

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

44161685200 is a wasteful number, since it uses less digits than its factorization.

44161685200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110404231 (or 110404220 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 44161685200 in words is "forty-four billion, one hundred sixty-one million, six hundred eighty-five thousand, two hundred".