20041131544000 has 112 divisors (see below), whose sum is σ = 56722128465600. Its totient is φ = 6871245081600.

The previous prime is 20041131543989. The next prime is 20041131544033. The reversal of 20041131544000 is 44513114002.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178882675 + ... + 178994674.

Almost surely, 2^{20041131544000} is an apocalyptic number.

20041131544000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20041131544000 is an abundant number, since it is smaller than the sum of its proper divisors (36680996921600).

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

20041131544000 is an equidigital number, since it uses as much as digits as its factorization.

20041131544000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357877383 (or 357877363 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 20041131544000 its reverse (44513114002), we get a palindrome (20085644658002).

The spelling of 20041131544000 in words is "twenty trillion, forty-one billion, one hundred thirty-one million, five hundred forty-four thousand".