52568420777 has 2 divisors, whose sum is σ = 52568420778. Its totient is φ = 52568420776.

The previous prime is 52568420659. The next prime is 52568420789. The reversal of 52568420777 is 77702486525.

52568420777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34865852176 + 17702568601 = 186724^2 + 133051^2 .

It is a cyclic number.

It is not a de Polignac number, because 52568420777 - 2²⁰ = 52567372201 is a prime.

It is not a weakly prime, because it can be changed into another prime (52568423777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26284210388 + 26284210389.

It is an arithmetic number, because the mean of its divisors is an integer number (26284210389).

Almost surely, 2^52568420777 is an apocalyptic number.

It is an amenable number.

52568420777 is a deficient number, since it is larger than the sum of its proper divisors (1).

52568420777 is an equidigital number, since it uses as much as digits as its factorization.

52568420777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 52568420777 in words is "fifty-two billion, five hundred sixty-eight million, four hundred twenty thousand, seven hundred seventy-seven".