706476701639 has 2 divisors, whose sum is σ = 706476701640. Its totient is φ = 706476701638.

The previous prime is 706476701627. The next prime is 706476701677. The reversal of 706476701639 is 936107674607.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706476701639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706476751639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353238350819 + 353238350820.

It is an arithmetic number, because the mean of its divisors is an integer number (353238350820).

Almost surely, 2^706476701639 is an apocalyptic number.

706476701639 is a deficient number, since it is larger than the sum of its proper divisors (1).

706476701639 is an equidigital number, since it uses as much as digits as its factorization.

706476701639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 56.

The spelling of 706476701639 in words is "seven hundred six billion, four hundred seventy-six million, seven hundred one thousand, six hundred thirty-nine".