79997610247603 has 2 divisors, whose sum is σ = 79997610247604. Its totient is φ = 79997610247602.

The previous prime is 79997610247561. The next prime is 79997610247691. The reversal of 79997610247603 is 30674201679997.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79997610247603 is a prime.

It is not a weakly prime, because it can be changed into another prime (79997610247103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39998805123801 + 39998805123802.

It is an arithmetic number, because the mean of its divisors is an integer number (39998805123802).

Almost surely, 2^{79997610247603} is an apocalyptic number.

79997610247603 is a deficient number, since it is larger than the sum of its proper divisors (1).

79997610247603 is an equidigital number, since it uses as much as digits as its factorization.

79997610247603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216040608, while the sum is 70.

The spelling of 79997610247603 in words is "seventy-nine trillion, nine hundred ninety-seven billion, six hundred ten million, two hundred forty-seven thousand, six hundred three".