4544426023040 has 128 divisors (see below), whose sum is σ = 11226359185920. Its totient is φ = 1757267804160.

The previous prime is 4544426023021. The next prime is 4544426023051. The reversal of 4544426023040 is 403206244454.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×4544426023040² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4544426022985 and 4544426023003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18667544 + ... + 18909416.

It is an arithmetic number, because the mean of its divisors is an integer number (87705931140).

Almost surely, 2^{4544426023040} is an apocalyptic number.

4544426023040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4544426023040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5613179592960).

4544426023040 is an abundant number, since it is smaller than the sum of its proper divisors (6681933162880).

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

4544426023040 is a wasteful number, since it uses less digits than its factorization.

4544426023040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242870 (or 242858 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 38.

The spelling of 4544426023040 in words is "four trillion, five hundred forty-four billion, four hundred twenty-six million, twenty-three thousand, forty".