52210521677 has 2 divisors, whose sum is σ = 52210521678. Its totient is φ = 52210521676.

The previous prime is 52210521647. The next prime is 52210521761. The reversal of 52210521677 is 77612501225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30879627076 + 21330894601 = 175726^2 + 146051^2 .

It is a cyclic number.

It is not a de Polignac number, because 52210521677 - 2⁶ = 52210521613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52210521677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52210521647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26105260838 + 26105260839.

It is an arithmetic number, because the mean of its divisors is an integer number (26105260839).

Almost surely, 2^52210521677 is an apocalyptic number.

It is an amenable number.

52210521677 is a deficient number, since it is larger than the sum of its proper divisors (1).

52210521677 is an equidigital number, since it uses as much as digits as its factorization.

52210521677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 52210521677 in words is "fifty-two billion, two hundred ten million, five hundred twenty-one thousand, six hundred seventy-seven".