10643172277697 has 2 divisors, whose sum is σ = 10643172277698. Its totient is φ = 10643172277696.

The previous prime is 10643172277669. The next prime is 10643172277831. The reversal of 10643172277697 is 79677227134601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9083448543376 + 1559723734321 = 3013876^2 + 1248889^2 .

It is a cyclic number.

It is not a de Polignac number, because 10643172277697 - 2²⁰ = 10643171229121 is a prime.

It is a super-2 number, since 2×10643172277697² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10643172270697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321586138848 + 5321586138849.

It is an arithmetic number, because the mean of its divisors is an integer number (5321586138849).

Almost surely, 2^{10643172277697} is an apocalyptic number.

It is an amenable number.

10643172277697 is a deficient number, since it is larger than the sum of its proper divisors (1).

10643172277697 is an equidigital number, since it uses as much as digits as its factorization.

10643172277697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37340352, while the sum is 62.

The spelling of 10643172277697 in words is "ten trillion, six hundred forty-three billion, one hundred seventy-two million, two hundred seventy-seven thousand, six hundred ninety-seven".