20254253104 has 40 divisors (see below), whose sum is σ = 39442515200. Its totient is φ = 10075622400.

The previous prime is 20254253069. The next prime is 20254253119. The reversal of 20254253104 is 40135245202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5971249 + ... + 5974639.

It is an arithmetic number, because the mean of its divisors is an integer number (986062880).

Almost surely, 2^20254253104 is an apocalyptic number.

It is an amenable number.

20254253104 is a deficient number, since it is larger than the sum of its proper divisors (19188262096).

20254253104 is a wasteful number, since it uses less digits than its factorization.

20254253104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5189 (or 5183 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 20254253104 its reverse (40135245202), we get a palindrome (60389498306).

The spelling of 20254253104 in words is "twenty billion, two hundred fifty-four million, two hundred fifty-three thousand, one hundred four".