97696869629 has 2 divisors, whose sum is σ = 97696869630. Its totient is φ = 97696869628.

The previous prime is 97696869547. The next prime is 97696869637. The reversal of 97696869629 is 92696869679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73699761529 + 23997108100 = 271477^2 + 154910^2 .

It is a cyclic number.

It is not a de Polignac number, because 97696869629 - 2¹² = 97696865533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97696869629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97696869689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48848434814 + 48848434815.

It is an arithmetic number, because the mean of its divisors is an integer number (48848434815).

Almost surely, 2^97696869629 is an apocalyptic number.

It is an amenable number.

97696869629 is a deficient number, since it is larger than the sum of its proper divisors (1).

97696869629 is an equidigital number, since it uses as much as digits as its factorization.

97696869629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952342272, while the sum is 77.

The spelling of 97696869629 in words is "ninety-seven billion, six hundred ninety-six million, eight hundred sixty-nine thousand, six hundred twenty-nine".