679070704447 has 2 divisors, whose sum is σ = 679070704448. Its totient is φ = 679070704446.

The previous prime is 679070704393. The next prime is 679070704457. The reversal of 679070704447 is 744407070976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679070704447 - 2³⁵ = 644710966079 is a prime.

It is a super-2 number, since 2×679070704447² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679070704457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339535352223 + 339535352224.

It is an arithmetic number, because the mean of its divisors is an integer number (339535352224).

Almost surely, 2^679070704447 is an apocalyptic number.

679070704447 is a deficient number, since it is larger than the sum of its proper divisors (1).

679070704447 is an equidigital number, since it uses as much as digits as its factorization.

679070704447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8297856, while the sum is 55.

The spelling of 679070704447 in words is "six hundred seventy-nine billion, seventy million, seven hundred four thousand, four hundred forty-seven".