20134020025 has 24 divisors (see below), whose sum is σ = 29773344384. Its totient is φ = 13205913600.

The previous prime is 20134020017. The next prime is 20134020041. The reversal of 20134020025 is 52002043102.

It is not a de Polignac number, because 20134020025 - 2³ = 20134020017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20134019984 and 20134020011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2497096 + ... + 2505145.

It is an arithmetic number, because the mean of its divisors is an integer number (1240556016).

Almost surely, 2^20134020025 is an apocalyptic number.

20134020025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20134020025 is a deficient number, since it is larger than the sum of its proper divisors (9639324359).

20134020025 is a wasteful number, since it uses less digits than its factorization.

20134020025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002281 (or 5002276 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 20134020025 its reverse (52002043102), we get a palindrome (72136063127).

The spelling of 20134020025 in words is "twenty billion, one hundred thirty-four million, twenty thousand, twenty-five".