20130433004044 has 24 divisors (see below), whose sum is σ = 38430945000000. Its totient is φ = 9150168640080.

The previous prime is 20130433004027. The next prime is 20130433004057. The reversal of 20130433004044 is 44040033403102.

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, 21879207 + ... + 22780705.

It is an arithmetic number, because the mean of its divisors is an integer number (1601289375000).

Almost surely, 2^{20130433004044} is an apocalyptic number.

It is an amenable number.

20130433004044 is a deficient number, since it is larger than the sum of its proper divisors (18300511995956).

20130433004044 is a wasteful number, since it uses less digits than its factorization.

20130433004044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409013 (or 1409011 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20130433004044 its reverse (44040033403102), we get a palindrome (64170466407146).

The spelling of 20130433004044 in words is "twenty trillion, one hundred thirty billion, four hundred thirty-three million, four thousand, forty-four".