20134020044 has 12 divisors (see below), whose sum is σ = 35244722184. Its totient is φ = 10064099424.

The previous prime is 20134020041. The next prime is 20134020079. The reversal of 20134020044 is 44002043102.

It is a junction number, because it is equal to n+sod(n) for n = 20134019998 and 20134020025.

It is not an unprimeable number, because it can be changed into a prime (20134020041) 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, 712049 + ... + 739784.

It is an arithmetic number, because the mean of its divisors is an integer number (2937060182).

Almost surely, 2^20134020044 is an apocalyptic number.

It is an amenable number.

20134020044 is a deficient number, since it is larger than the sum of its proper divisors (15110702140).

20134020044 is a wasteful number, since it uses less digits than its factorization.

20134020044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455304 (or 1455302 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20134020044 its reverse (44002043102), we get a palindrome (64136063146).

The spelling of 20134020044 in words is "twenty billion, one hundred thirty-four million, twenty thousand, forty-four".