20005222424575 has 24 divisors (see below), whose sum is σ = 24871163174928. Its totient is φ = 15962451310080.

The previous prime is 20005222424531. The next prime is 20005222424669. The reversal of 20005222424575 is 57542422250002.

It is a happy number.

It is not a de Polignac number, because 20005222424575 - 2⁹ = 20005222424063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120138324 + ... + 120304726.

It is an arithmetic number, because the mean of its divisors is an integer number (1036298465622).

Almost surely, 2^{20005222424575} is an apocalyptic number.

20005222424575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20005222424575 is a deficient number, since it is larger than the sum of its proper divisors (4865940750353).

20005222424575 is a wasteful number, since it uses less digits than its factorization.

20005222424575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178923 (or 178918 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 40.

Adding to 20005222424575 its reverse (57542422250002), we get a palindrome (77547644674577).

The spelling of 20005222424575 in words is "twenty trillion, five billion, two hundred twenty-two million, four hundred twenty-four thousand, five hundred seventy-five".