709748423291 has 2 divisors, whose sum is σ = 709748423292. Its totient is φ = 709748423290.

The previous prime is 709748423261. The next prime is 709748423317. The reversal of 709748423291 is 192324847907.

709748423291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 709748423291 - 2¹⁴ = 709748406907 is a prime.

It is a super-2 number, since 2×709748423291² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (709748423201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354874211645 + 354874211646.

It is an arithmetic number, because the mean of its divisors is an integer number (354874211646).

Almost surely, 2^709748423291 is an apocalyptic number.

709748423291 is a deficient number, since it is larger than the sum of its proper divisors (1).

709748423291 is an equidigital number, since it uses as much as digits as its factorization.

709748423291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 709748423291 in words is "seven hundred nine billion, seven hundred forty-eight million, four hundred twenty-three thousand, two hundred ninety-one".