52656065597 has 2 divisors, whose sum is σ = 52656065598. Its totient is φ = 52656065596.

The previous prime is 52656065593. The next prime is 52656065647. The reversal of 52656065597 is 79556065625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45752782201 + 6903283396 = 213899^2 + 83086^2 .

It is a cyclic number.

It is not a de Polignac number, because 52656065597 - 2² = 52656065593 is a prime.

It is a super-2 number, since 2×52656065597² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52656065593) 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 as a sum of consecutive naturals, namely, 26328032798 + 26328032799.

It is an arithmetic number, because the mean of its divisors is an integer number (26328032799).

Almost surely, 2^52656065597 is an apocalyptic number.

It is an amenable number.

52656065597 is a deficient number, since it is larger than the sum of its proper divisors (1).

52656065597 is an equidigital number, since it uses as much as digits as its factorization.

52656065597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010000, while the sum is 56.

The spelling of 52656065597 in words is "fifty-two billion, six hundred fifty-six million, sixty-five thousand, five hundred ninety-seven".