52717996815 has 32 divisors (see below), whose sum is σ = 92027287296. Its totient is φ = 25557346560.

The previous prime is 52717996789. The next prime is 52717996817. The reversal of 52717996815 is 51869971725.

52717996815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 229604²-1.

It is not a de Polignac number, because 52717996815 - 2⁷ = 52717996687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52717996817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2515219 + ... + 2536091.

It is an arithmetic number, because the mean of its divisors is an integer number (2875852728).

Almost surely, 2^52717996815 is an apocalyptic number.

52717996815 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52717996815 is a deficient number, since it is larger than the sum of its proper divisors (39309290481).

52717996815 is a wasteful number, since it uses less digits than its factorization.

52717996815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36199.

The product of its digits is 9525600, while the sum is 60.

The spelling of 52717996815 in words is "fifty-two billion, seven hundred seventeen million, nine hundred ninety-six thousand, eight hundred fifteen".