7707670212173 has 2 divisors, whose sum is σ = 7707670212174. Its totient is φ = 7707670212172.

The previous prime is 7707670212131. The next prime is 7707670212181. The reversal of 7707670212173 is 3712120767077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7574808504169 + 132861708004 = 2752237^2 + 364502^2 .

It is an emirp because it is prime and its reverse (3712120767077) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7707670212173 - 2²⁶ = 7707603103309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7707670212673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3853835106086 + 3853835106087.

It is an arithmetic number, because the mean of its divisors is an integer number (3853835106087).

Almost surely, 2^{7707670212173} is an apocalyptic number.

It is an amenable number.

7707670212173 is a deficient number, since it is larger than the sum of its proper divisors (1).

7707670212173 is an equidigital number, since it uses as much as digits as its factorization.

7707670212173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1210104, while the sum is 50.

The spelling of 7707670212173 in words is "seven trillion, seven hundred seven billion, six hundred seventy million, two hundred twelve thousand, one hundred seventy-three".