20830670758297 has 2 divisors, whose sum is σ = 20830670758298. Its totient is φ = 20830670758296.

The previous prime is 20830670758277. The next prime is 20830670758333. The reversal of 20830670758297 is 79285707603802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10893933955216 + 9936736803081 = 3300596^2 + 3152259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20830670758297 is a prime.

It is not a weakly prime, because it can be changed into another prime (20830670758267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10415335379148 + 10415335379149.

It is an arithmetic number, because the mean of its divisors is an integer number (10415335379149).

Almost surely, 2^{20830670758297} is an apocalyptic number.

It is an amenable number.

20830670758297 is a deficient number, since it is larger than the sum of its proper divisors (1).

20830670758297 is an equidigital number, since it uses as much as digits as its factorization.

20830670758297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 64.

The spelling of 20830670758297 in words is "twenty trillion, eight hundred thirty billion, six hundred seventy million, seven hundred fifty-eight thousand, two hundred ninety-seven".