20340015044 has 12 divisors (see below), whose sum is σ = 35610183168. Its totient is φ = 10165677000.

The previous prime is 20340015023. The next prime is 20340015077. The reversal of 20340015044 is 44051004302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072052 + ... + 1090859.

It is an arithmetic number, because the mean of its divisors is an integer number (2967515264).

Almost surely, 2^20340015044 is an apocalyptic number.

It is an amenable number.

20340015044 is a deficient number, since it is larger than the sum of its proper divisors (15270168124).

20340015044 is a wasteful number, since it uses less digits than its factorization.

20340015044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165266 (or 2165264 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 20340015044 its reverse (44051004302), we get a palindrome (64391019346).

The spelling of 20340015044 in words is "twenty billion, three hundred forty million, fifteen thousand, forty-four".