7996258526957 has 2 divisors, whose sum is σ = 7996258526958. Its totient is φ = 7996258526956.

The previous prime is 7996258526953. The next prime is 7996258526983. The reversal of 7996258526957 is 7596258526997.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4302247562596 + 3694010964361 = 2074186^2 + 1921981^2 .

It is a cyclic number.

It is not a de Polignac number, because 7996258526957 - 2² = 7996258526953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7996258526953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3998129263478 + 3998129263479.

It is an arithmetic number, because the mean of its divisors is an integer number (3998129263479).

Almost surely, 2^{7996258526957} is an apocalyptic number.

It is an amenable number.

7996258526957 is a deficient number, since it is larger than the sum of its proper divisors (1).

7996258526957 is an equidigital number, since it uses as much as digits as its factorization.

7996258526957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824000, while the sum is 80.

The spelling of 7996258526957 in words is "seven trillion, nine hundred ninety-six billion, two hundred fifty-eight million, five hundred twenty-six thousand, nine hundred fifty-seven".