7925690252069 has 2 divisors, whose sum is σ = 7925690252070. Its totient is φ = 7925690252068.

The previous prime is 7925690251957. The next prime is 7925690252099. The reversal of 7925690252069 is 9602520965297.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7910370001444 + 15320250625 = 2812538^2 + 123775^2 .

It is a cyclic number.

It is not a de Polignac number, because 7925690252069 - 2⁸ = 7925690251813 is a prime.

It is a super-2 number, since 2×7925690252069² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7925690252099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3962845126034 + 3962845126035.

It is an arithmetic number, because the mean of its divisors is an integer number (3962845126035).

Almost surely, 2^{7925690252069} is an apocalyptic number.

It is an amenable number.

7925690252069 is a deficient number, since it is larger than the sum of its proper divisors (1).

7925690252069 is an equidigital number, since it uses as much as digits as its factorization.

7925690252069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36741600, while the sum is 62.

The spelling of 7925690252069 in words is "seven trillion, nine hundred twenty-five billion, six hundred ninety million, two hundred fifty-two thousand, sixty-nine".