20134334525 has 12 divisors (see below), whose sum is σ = 24970574772. Its totient is φ = 16104887040.

The previous prime is 20134334503. The next prime is 20134334551. The reversal of 20134334525 is 52543343102.

It can be written as a sum of positive squares in 6 ways, for example, as 732351844 + 19401982681 = 27062^2 + 139291^2 .

It is not a de Polignac number, because 20134334525 - 2⁶ = 20134334461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20134334491 and 20134334500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103199 + ... + 225651.

It is an arithmetic number, because the mean of its divisors is an integer number (2080881231).

Almost surely, 2^20134334525 is an apocalyptic number.

20134334525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20134334525 is a deficient number, since it is larger than the sum of its proper divisors (4836240247).

20134334525 is a wasteful number, since it uses less digits than its factorization.

20134334525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129040 (or 129035 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 20134334525 its reverse (52543343102), we get a palindrome (72677677627).

The spelling of 20134334525 in words is "twenty billion, one hundred thirty-four million, three hundred thirty-four thousand, five hundred twenty-five".