7749064717 has 2 divisors, whose sum is σ = 7749064718. Its totient is φ = 7749064716.

The previous prime is 7749064693. The next prime is 7749064801. The reversal of 7749064717 is 7174609477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7493672356 + 255392361 = 86566^2 + 15981^2 .

It is a cyclic number.

It is not a de Polignac number, because 7749064717 - 2¹¹ = 7749062669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7749064217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3874532358 + 3874532359.

It is an arithmetic number, because the mean of its divisors is an integer number (3874532359).

Almost surely, 2^7749064717 is an apocalyptic number.

It is an amenable number.

7749064717 is a deficient number, since it is larger than the sum of its proper divisors (1).

7749064717 is an equidigital number, since it uses as much as digits as its factorization.

7749064717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2074464, while the sum is 52.

The square root of 7749064717 is about 88028.7720975364. The cubic root of 7749064717 is about 1978.8661941378.

The spelling of 7749064717 in words is "seven billion, seven hundred forty-nine million, sixty-four thousand, seven hundred seventeen".