20044502550140 has 12 divisors (see below), whose sum is σ = 42093455355336. Its totient is φ = 8017801020048.

The previous prime is 20044502550133. The next prime is 20044502550199. The reversal of 20044502550140 is 4105520544002.

It is a junction number, because it is equal to n+sod(n) for n = 20044502550097 and 20044502550106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501112563734 + ... + 501112563773.

It is an arithmetic number, because the mean of its divisors is an integer number (3507787946278).

Almost surely, 2^{20044502550140} is an apocalyptic number.

20044502550140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20044502550140 is an abundant number, since it is smaller than the sum of its proper divisors (22048952805196).

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

20044502550140 is a wasteful number, since it uses less digits than its factorization.

20044502550140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002225127516 (or 1002225127514 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 20044502550140 in words is "twenty trillion, forty-four billion, five hundred two million, five hundred fifty thousand, one hundred forty".