20204253304 has 8 divisors (see below), whose sum is σ = 37882974960. Its totient is φ = 10102126648.

The previous prime is 20204253301. The next prime is 20204253323. The reversal of 20204253304 is 40335240202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20204253301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262765824 + ... + 1262765839.

It is an arithmetic number, because the mean of its divisors is an integer number (4735371870).

Almost surely, 2^20204253304 is an apocalyptic number.

It is an amenable number.

20204253304 is a deficient number, since it is larger than the sum of its proper divisors (17678721656).

20204253304 is a wasteful number, since it uses less digits than its factorization.

20204253304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525531669 (or 2525531665 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 20204253304 its reverse (40335240202), we get a palindrome (60539493506).

The spelling of 20204253304 in words is "twenty billion, two hundred four million, two hundred fifty-three thousand, three hundred four".