20432045522525 has 48 divisors (see below), whose sum is σ = 32823626236800. Its totient is φ = 12252136930560.

The previous prime is 20432045522509. The next prime is 20432045522527. The reversal of 20432045522525 is 52522554023402.

It is not a de Polignac number, because 20432045522525 - 2⁴ = 20432045522509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432045522527) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 236302010 + ... + 236388459.

It is an arithmetic number, because the mean of its divisors is an integer number (683825546600).

Almost surely, 2^{20432045522525} is an apocalyptic number.

20432045522525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20432045522525 is a deficient number, since it is larger than the sum of its proper divisors (12391580714275).

20432045522525 is a wasteful number, since it uses less digits than its factorization.

20432045522525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472690518 (or 472690513 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 41.

Adding to 20432045522525 its reverse (52522554023402), we get a palindrome (72954599545927).

The spelling of 20432045522525 in words is "twenty trillion, four hundred thirty-two billion, forty-five million, five hundred twenty-two thousand, five hundred twenty-five".