20025311444000 has 96 divisors (see below), whose sum is σ = 49206241034496. Its totient is φ = 8009465107200.

The previous prime is 20025311443987. The next prime is 20025311444023. The reversal of 20025311444000 is 44411352002.

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 15 ways as a sum of consecutive naturals, for example, 49908179 + ... + 50307821.

It is an arithmetic number, because the mean of its divisors is an integer number (512565010776).

Almost surely, 2^{20025311444000} is an apocalyptic number.

20025311444000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20025311444000 is an abundant number, since it is smaller than the sum of its proper divisors (29180929590496).

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

20025311444000 is a wasteful number, since it uses less digits than its factorization.

20025311444000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412195 (or 412177 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 20025311444000 its reverse (44411352002), we get a palindrome (20069722796002).

The spelling of 20025311444000 in words is "twenty trillion, twenty-five billion, three hundred eleven million, four hundred forty-four thousand".