52055356517 has 2 divisors, whose sum is σ = 52055356518. Its totient is φ = 52055356516.

The previous prime is 52055356501. The next prime is 52055356531. The reversal of 52055356517 is 71565355025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34891998436 + 17163358081 = 186794^2 + 131009^2 .

It is a cyclic number.

It is not a de Polignac number, because 52055356517 - 2⁴ = 52055356501 is a prime.

It is a super-2 number, since 2×52055356517² (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 (52055356217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26027678258 + 26027678259.

It is an arithmetic number, because the mean of its divisors is an integer number (26027678259).

Almost surely, 2^52055356517 is an apocalyptic number.

It is an amenable number.

52055356517 is a deficient number, since it is larger than the sum of its proper divisors (1).

52055356517 is an equidigital number, since it uses as much as digits as its factorization.

52055356517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787500, while the sum is 44.

The spelling of 52055356517 in words is "fifty-two billion, fifty-five million, three hundred fifty-six thousand, five hundred seventeen".