20441235431204 has 24 divisors (see below), whose sum is σ = 40884019104768. Its totient is φ = 8760197704320.

The previous prime is 20441235431203. The next prime is 20441235431213. The reversal of 20441235431204 is 40213453214402.

It is not an unprimeable number, because it can be changed into a prime (20441235431203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13070309 + ... + 14550444.

It is an arithmetic number, because the mean of its divisors is an integer number (1703500796032).

Almost surely, 2^{20441235431204} is an apocalyptic number.

It is an amenable number.

20441235431204 is an abundant number, since it is smaller than the sum of its proper divisors (20442783673564).

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

20441235431204 is a wasteful number, since it uses less digits than its factorization.

20441235431204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27647195 (or 27647193 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 20441235431204 its reverse (40213453214402), we get a palindrome (60654688645606).

The spelling of 20441235431204 in words is "twenty trillion, four hundred forty-one billion, two hundred thirty-five million, four hundred thirty-one thousand, two hundred four".