20344160516204 has 72 divisors (see below), whose sum is σ = 40847273832960. Its totient is φ = 8684982732672.

The previous prime is 20344160516153. The next prime is 20344160516263. The reversal of 20344160516204 is 40261506144302.

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 23 ways as a sum of consecutive naturals, for example, 3686201357 + ... + 3686206875.

It is an arithmetic number, because the mean of its divisors is an integer number (567323247680).

Almost surely, 2^{20344160516204} is an apocalyptic number.

It is an amenable number.

20344160516204 is an abundant number, since it is smaller than the sum of its proper divisors (20503113316756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20344160516204 is an equidigital number, since it uses as much as digits as its factorization.

20344160516204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7135 (or 6724 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 20344160516204 in words is "twenty trillion, three hundred forty-four billion, one hundred sixty million, five hundred sixteen thousand, two hundred four".