97656612359 has 2 divisors, whose sum is σ = 97656612360. Its totient is φ = 97656612358.

The previous prime is 97656612293. The next prime is 97656612377. The reversal of 97656612359 is 95321665679.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (95321665679) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97656612359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97656612298 and 97656612307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97650612359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48828306179 + 48828306180.

It is an arithmetic number, because the mean of its divisors is an integer number (48828306180).

Almost surely, 2^97656612359 is an apocalyptic number.

97656612359 is a deficient number, since it is larger than the sum of its proper divisors (1).

97656612359 is an equidigital number, since it uses as much as digits as its factorization.

97656612359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18370800, while the sum is 59.

The spelling of 97656612359 in words is "ninety-seven billion, six hundred fifty-six million, six hundred twelve thousand, three hundred fifty-nine".