52664999269 has 2 divisors, whose sum is σ = 52664999270. Its totient is φ = 52664999268.

The previous prime is 52664999251. The next prime is 52664999341. The reversal of 52664999269 is 96299946625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39356608225 + 13308391044 = 198385^2 + 115362^2 .

It is a cyclic number.

It is not a de Polignac number, because 52664999269 - 2⁵ = 52664999237 is a prime.

It is a super-2 number, since 2×52664999269² (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 (52664999239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26332499634 + 26332499635.

It is an arithmetic number, because the mean of its divisors is an integer number (26332499635).

Almost surely, 2^52664999269 is an apocalyptic number.

It is an amenable number.

52664999269 is a deficient number, since it is larger than the sum of its proper divisors (1).

52664999269 is an equidigital number, since it uses as much as digits as its factorization.

52664999269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113374080, while the sum is 67.

The spelling of 52664999269 in words is "fifty-two billion, six hundred sixty-four million, nine hundred ninety-nine thousand, two hundred sixty-nine".