20025432030455 has 8 divisors (see below), whose sum is σ = 24679991908032. Its totient is φ = 15587363310048.

The previous prime is 20025432030437. The next prime is 20025432030533. The reversal of 20025432030455 is 55403023452002.

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 20025432030455 - 2⁸ = 20025432030199 is a prime.

It is a Duffinian number.

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, 54122789087 + ... + 54122789456.

It is an arithmetic number, because the mean of its divisors is an integer number (3084998988504).

Almost surely, 2^{20025432030455} is an apocalyptic number.

20025432030455 is a deficient number, since it is larger than the sum of its proper divisors (4654559877577).

20025432030455 is a wasteful number, since it uses less digits than its factorization.

20025432030455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108245578585.

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 20025432030455 its reverse (55403023452002), we get a palindrome (75428455482457).

The spelling of 20025432030455 in words is "twenty trillion, twenty-five billion, four hundred thirty-two million, thirty thousand, four hundred fifty-five".