7925568269 has 2 divisors, whose sum is σ = 7925568270. Its totient is φ = 7925568268.

The previous prime is 7925568151. The next prime is 7925568319. The reversal of 7925568269 is 9628655297.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6027659044 + 1897909225 = 77638^2 + 43565^2 .

It is an emirp because it is prime and its reverse (9628655297) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7925568269 - 2¹² = 7925564173 is a prime.

It is a super-2 number, since 2×7925568269² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7925568569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3962784134 + 3962784135.

It is an arithmetic number, because the mean of its divisors is an integer number (3962784135).

Almost surely, 2^7925568269 is an apocalyptic number.

It is an amenable number.

7925568269 is a deficient number, since it is larger than the sum of its proper divisors (1).

7925568269 is an equidigital number, since it uses as much as digits as its factorization.

7925568269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 59.

The square root of 7925568269 is about 89025.6607332964. The cubic root of 7925568269 is about 1993.7780193007.

The spelling of 7925568269 in words is "seven billion, nine hundred twenty-five million, five hundred sixty-eight thousand, two hundred sixty-nine".