20413331202444 has 24 divisors (see below), whose sum is σ = 47631203450880. Its totient is φ = 6804429832464.

The previous prime is 20413331202379. The next prime is 20413331202503. The reversal of 20413331202444 is 44420213331402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5630277 + ... + 8516259.

It is an arithmetic number, because the mean of its divisors is an integer number (1984633477120).

Almost surely, 2^{20413331202444} is an apocalyptic number.

It is an amenable number.

20413331202444 is an abundant number, since it is smaller than the sum of its proper divisors (27217872248436).

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

20413331202444 is a wasteful number, since it uses less digits than its factorization.

20413331202444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475429 (or 3475427 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 20413331202444 its reverse (44420213331402), we get a palindrome (64833544533846).

The spelling of 20413331202444 in words is "twenty trillion, four hundred thirteen billion, three hundred thirty-one million, two hundred two thousand, four hundred forty-four".