706412718919 has 2 divisors, whose sum is σ = 706412718920. Its totient is φ = 706412718918.

The previous prime is 706412718911. The next prime is 706412718931. The reversal of 706412718919 is 919817214607.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 706412718919 - 2³ = 706412718911 is a prime.

It is a super-2 number, since 2×706412718919² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 706412718919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706412718911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353206359459 + 353206359460.

It is an arithmetic number, because the mean of its divisors is an integer number (353206359460).

Almost surely, 2^706412718919 is an apocalyptic number.

706412718919 is a deficient number, since it is larger than the sum of its proper divisors (1).

706412718919 is an equidigital number, since it uses as much as digits as its factorization.

706412718919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 55.

The spelling of 706412718919 in words is "seven hundred six billion, four hundred twelve million, seven hundred eighteen thousand, nine hundred nineteen".