44663671172240 has 20 divisors (see below), whose sum is σ = 103843035475644. Its totient is φ = 17865468468864.

The previous prime is 44663671172233. The next prime is 44663671172257. The reversal of 44663671172240 is 4227117636644.

It can be written as a sum of positive squares in 2 ways, for example, as 23033395673344 + 21630275498896 = 4799312^2 + 4650836^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 279147944747 + ... + 279147944906.

Almost surely, 2^{44663671172240} is an apocalyptic number.

44663671172240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44663671172240 is an abundant number, since it is smaller than the sum of its proper divisors (59179364303404).

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

44663671172240 is a wasteful number, since it uses less digits than its factorization.

44663671172240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558295889666 (or 558295889660 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 53.

The spelling of 44663671172240 in words is "forty-four trillion, six hundred sixty-three billion, six hundred seventy-one million, one hundred seventy-two thousand, two hundred forty".