20004352467653 has 4 divisors (see below), whose sum is σ = 20245368762528. Its totient is φ = 19763336172780.

The previous prime is 20004352467613. The next prime is 20004352467709. The reversal of 20004352467653 is 35676425340002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20004352467653 - 2²⁰ = 20004351419077 is a prime.

It is a super-2 number, since 2×20004352467653² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20004352467598 and 20004352467607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004352467613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120508147313 + ... + 120508147478.

It is an arithmetic number, because the mean of its divisors is an integer number (5061342190632).

Almost surely, 2^{20004352467653} is an apocalyptic number.

It is an amenable number.

20004352467653 is a deficient number, since it is larger than the sum of its proper divisors (241016294875).

20004352467653 is an equidigital number, since it uses as much as digits as its factorization.

20004352467653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241016294874.

The product of its (nonzero) digits is 3628800, while the sum is 47.

The spelling of 20004352467653 in words is "twenty trillion, four billion, three hundred fifty-two million, four hundred sixty-seven thousand, six hundred fifty-three".