52817115653 has 24 divisors (see below), whose sum is σ = 55602367296. Its totient is φ = 50130273600.

The previous prime is 52817115649. The next prime is 52817115691. The reversal of 52817115653 is 35651171825.

It is not a de Polignac number, because 52817115653 - 2² = 52817115649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52817115623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18922688 + ... + 18925478.

It is an arithmetic number, because the mean of its divisors is an integer number (2316765304).

Almost surely, 2^52817115653 is an apocalyptic number.

It is an amenable number.

52817115653 is a deficient number, since it is larger than the sum of its proper divisors (2785251643).

52817115653 is an equidigital number, since it uses as much as digits as its factorization.

52817115653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065 (or 2982 counting only the distinct ones).

The product of its digits is 252000, while the sum is 44.

The spelling of 52817115653 in words is "fifty-two billion, eight hundred seventeen million, one hundred fifteen thousand, six hundred fifty-three".