20011452044 has 12 divisors (see below), whose sum is σ = 35022107904. Its totient is φ = 10005135504.

The previous prime is 20011452031. The next prime is 20011452047. The reversal of 20011452044 is 44025411002.

It is not an unprimeable number, because it can be changed into a prime (20011452047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66419 + ... + 210794.

It is an arithmetic number, because the mean of its divisors is an integer number (2918508992).

Almost surely, 2^20011452044 is an apocalyptic number.

It is an amenable number.

20011452044 is a deficient number, since it is larger than the sum of its proper divisors (15010655860).

20011452044 is a wasteful number, since it uses less digits than its factorization.

20011452044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295264 (or 295262 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 20011452044 its reverse (44025411002), we get a palindrome (64036863046).

The spelling of 20011452044 in words is "twenty billion, eleven million, four hundred fifty-two thousand, forty-four".