20225253587824 has 20 divisors (see below), whose sum is σ = 39203699248840. Its totient is φ = 10108169910720.

The previous prime is 20225253587797. The next prime is 20225253587867. The reversal of 20225253587824 is 42878535252202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278517762 + ... + 278590369.

It is an arithmetic number, because the mean of its divisors is an integer number (1960184962442).

Almost surely, 2^{20225253587824} is an apocalyptic number.

It is an amenable number.

20225253587824 is a deficient number, since it is larger than the sum of its proper divisors (18978445661016).

20225253587824 is a wasteful number, since it uses less digits than its factorization.

20225253587824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557110408 (or 557110402 counting only the distinct ones).

The product of its (nonzero) digits is 21504000, while the sum is 55.

The spelling of 20225253587824 in words is "twenty trillion, two hundred twenty-five billion, two hundred fifty-three million, five hundred eighty-seven thousand, eight hundred twenty-four".