20004053254 has 4 divisors (see below), whose sum is σ = 30006079884. Its totient is φ = 10002026626.

The previous prime is 20004053249. The next prime is 20004053269. The reversal of 20004053254 is 45235040002.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001013312 + ... + 5001013315.

It is an arithmetic number, because the mean of its divisors is an integer number (7501519971).

Almost surely, 2^20004053254 is an apocalyptic number.

20004053254 is a deficient number, since it is larger than the sum of its proper divisors (10002026630).

20004053254 is a wasteful number, since it uses less digits than its factorization.

20004053254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002026629.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 20004053254 its reverse (45235040002), we get a palindrome (65239093256).

The spelling of 20004053254 in words is "twenty billion, four million, fifty-three thousand, two hundred fifty-four".