52568875769 has 2 divisors, whose sum is σ = 52568875770. Its totient is φ = 52568875768.

The previous prime is 52568875759. The next prime is 52568875783. The reversal of 52568875769 is 96757886525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51454117225 + 1114758544 = 226835^2 + 33388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52568875769 is a prime.

It is a super-2 number, since 2×52568875769² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52568875699 and 52568875708.

It is not a weakly prime, because it can be changed into another prime (52568875759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26284437884 + 26284437885.

It is an arithmetic number, because the mean of its divisors is an integer number (26284437885).

Almost surely, 2^52568875769 is an apocalyptic number.

It is an amenable number.

52568875769 is a deficient number, since it is larger than the sum of its proper divisors (1).

52568875769 is an equidigital number, since it uses as much as digits as its factorization.

52568875769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016000, while the sum is 68.

The spelling of 52568875769 in words is "fifty-two billion, five hundred sixty-eight million, eight hundred seventy-five thousand, seven hundred sixty-nine".