5203815385601 has 16 divisors (see below), whose sum is σ = 5972155778688. Its totient is φ = 4441711161600.

The previous prime is 5203815385591. The next prime is 5203815385661. The reversal of 5203815385601 is 1065835183025.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5203815385601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5203815385661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49243046 + ... + 49348608.

It is an arithmetic number, because the mean of its divisors is an integer number (373259736168).

Almost surely, 2^{5203815385601} is an apocalyptic number.

It is an amenable number.

5203815385601 is a deficient number, since it is larger than the sum of its proper divisors (768340393087).

5203815385601 is a wasteful number, since it uses less digits than its factorization.

5203815385601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135032.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 5203815385601 in words is "five trillion, two hundred three billion, eight hundred fifteen million, three hundred eighty-five thousand, six hundred one".