20325443135 has 8 divisors (see below), whose sum is σ = 25674244080. Its totient is φ = 15404546304.

The previous prime is 20325443129. The next prime is 20325443143. The reversal of 20325443135 is 53134452302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20325443135 - 2²⁸ = 20057007679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106975922 + ... + 106976111.

It is an arithmetic number, because the mean of its divisors is an integer number (3209280510).

Almost surely, 2^20325443135 is an apocalyptic number.

20325443135 is a deficient number, since it is larger than the sum of its proper divisors (5348800945).

20325443135 is a wasteful number, since it uses less digits than its factorization.

20325443135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213952057.

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

Adding to 20325443135 its reverse (53134452302), we get a palindrome (73459895437).

The spelling of 20325443135 in words is "twenty billion, three hundred twenty-five million, four hundred forty-three thousand, one hundred thirty-five".