52825939669 has 2 divisors, whose sum is σ = 52825939670. Its totient is φ = 52825939668.

The previous prime is 52825939667. The next prime is 52825939693. The reversal of 52825939669 is 96693952825.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51340762225 + 1485177444 = 226585^2 + 38538^2 .

It is a cyclic number.

It is not a de Polignac number, because 52825939669 - 2¹ = 52825939667 is a prime.

It is a super-2 number, since 2×52825939669² (a number of 22 digits) contains 22 as substring.

Together with 52825939667, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52825939669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52825939667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26412969834 + 26412969835.

It is an arithmetic number, because the mean of its divisors is an integer number (26412969835).

Almost surely, 2^52825939669 is an apocalyptic number.

It is an amenable number.

52825939669 is a deficient number, since it is larger than the sum of its proper divisors (1).

52825939669 is an equidigital number, since it uses as much as digits as its factorization.

52825939669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62985600, while the sum is 64.

The spelling of 52825939669 in words is "fifty-two billion, eight hundred twenty-five million, nine hundred thirty-nine thousand, six hundred sixty-nine".