44645313243320 has 32 divisors (see below), whose sum is σ = 101340910159920. Its totient is φ = 17700088788480.

The previous prime is 44645313243281. The next prime is 44645313243353. The reversal of 44645313243320 is 2334231354644.

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 7 ways as a sum of consecutive naturals, for example, 4938636326 + ... + 4938645365.

Almost surely, 2^{44645313243320} is an apocalyptic number.

44645313243320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44645313243320 is an abundant number, since it is smaller than the sum of its proper divisors (56695596916600).

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

44645313243320 is a wasteful number, since it uses less digits than its factorization.

44645313243320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877281815 (or 9877281811 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 44.

Adding to 44645313243320 its reverse (2334231354644), we get a palindrome (46979544597964).

The spelling of 44645313243320 in words is "forty-four trillion, six hundred forty-five billion, three hundred thirteen million, two hundred forty-three thousand, three hundred twenty".