706022726389 has 2 divisors, whose sum is σ = 706022726390. Its totient is φ = 706022726388.

The previous prime is 706022726303. The next prime is 706022726413. The reversal of 706022726389 is 983627220607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 481867823889 + 224154902500 = 694167^2 + 473450^2 .

It is an emirp because it is prime and its reverse (983627220607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 706022726389 - 2²³ = 706014337781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706022726989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353011363194 + 353011363195.

It is an arithmetic number, because the mean of its divisors is an integer number (353011363195).

Almost surely, 2^706022726389 is an apocalyptic number.

It is an amenable number.

706022726389 is a deficient number, since it is larger than the sum of its proper divisors (1).

706022726389 is an equidigital number, since it uses as much as digits as its factorization.

706022726389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 706022726389 in words is "seven hundred six billion, twenty-two million, seven hundred twenty-six thousand, three hundred eighty-nine".