680750179253 has 2 divisors, whose sum is σ = 680750179254. Its totient is φ = 680750179252.

The previous prime is 680750179147. The next prime is 680750179261. The reversal of 680750179253 is 352971057086.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 652156383844 + 28593795409 = 807562^2 + 169097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-680750179253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 680750179195 and 680750179204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680750172253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340375089626 + 340375089627.

It is an arithmetic number, because the mean of its divisors is an integer number (340375089627).

Almost surely, 2^680750179253 is an apocalyptic number.

It is an amenable number.

680750179253 is a deficient number, since it is larger than the sum of its proper divisors (1).

680750179253 is an equidigital number, since it uses as much as digits as its factorization.

680750179253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 680750179253 in words is "six hundred eighty billion, seven hundred fifty million, one hundred seventy-nine thousand, two hundred fifty-three".