7959784879597 has 2 divisors, whose sum is σ = 7959784879598. Its totient is φ = 7959784879596.

The previous prime is 7959784879591. The next prime is 7959784879601.

7959784879597 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7858664695561 + 101120184036 = 2803331^2 + 317994^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 7959784879597 - 2³ = 7959784879589 is a prime.

It is a super-2 number, since 2×7959784879597² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7959784879591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3979892439798 + 3979892439799.

It is an arithmetic number, because the mean of its divisors is an integer number (3979892439799).

Almost surely, 2^{7959784879597} is an apocalyptic number.

It is an amenable number.

7959784879597 is a deficient number, since it is larger than the sum of its proper divisors (1).

7959784879597 is an equidigital number, since it uses as much as digits as its factorization.

7959784879597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100818950400, while the sum is 94.

The spelling of 7959784879597 in words is "seven trillion, nine hundred fifty-nine billion, seven hundred eighty-four million, eight hundred seventy-nine thousand, five hundred ninety-seven".