20514333044 has 12 divisors (see below), whose sum is σ = 35901129600. Its totient is φ = 10256867448.

The previous prime is 20514333043. The next prime is 20514333061. The reversal of 20514333044 is 44033341502.

It is a junction number, because it is equal to n+sod(n) for n = 20514332998 and 20514333016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20514333043) 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, 164987 + ... + 261245.

It is an arithmetic number, because the mean of its divisors is an integer number (2991760800).

Almost surely, 2^20514333044 is an apocalyptic number.

It is an amenable number.

20514333044 is a deficient number, since it is larger than the sum of its proper divisors (15386796556).

20514333044 is a wasteful number, since it uses less digits than its factorization.

20514333044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149542 (or 149540 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 20514333044 its reverse (44033341502), we get a palindrome (64547674546).

The spelling of 20514333044 in words is "twenty billion, five hundred fourteen million, three hundred thirty-three thousand, forty-four".