20004132522 has 16 divisors (see below), whose sum is σ = 43645380192. Its totient is φ = 6061858320.

The previous prime is 20004132503. The next prime is 20004132529. The reversal of 20004132522 is 22523140002.

It is not an unprimeable number, because it can be changed into a prime (20004132529) by changing a digit.

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, 151546393 + ... + 151546524.

It is an arithmetic number, because the mean of its divisors is an integer number (2727836262).

Almost surely, 2^20004132522 is an apocalyptic number.

20004132522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20004132522 is an abundant number, since it is smaller than the sum of its proper divisors (23641247670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20004132522 is a wasteful number, since it uses less digits than its factorization.

20004132522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303092933.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 20004132522 its reverse (22523140002), we get a palindrome (42527272524).

The spelling of 20004132522 in words is "twenty billion, four million, one hundred thirty-two thousand, five hundred twenty-two".