706247357663 has 4 divisors (see below), whose sum is σ = 706267483488. Its totient is φ = 706227231840.

The previous prime is 706247357639. The next prime is 706247357687. The reversal of 706247357663 is 366753742607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366753742607 = 7 ⋅52393391801.

It is an interprime number because it is at equal distance from previous prime (706247357639) and next prime (706247357687).

It is a cyclic number.

It is not a de Polignac number, because 706247357663 - 2¹⁴ = 706247341279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 706247357599 and 706247357608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706247357603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010183 + ... + 10080488.

It is an arithmetic number, because the mean of its divisors is an integer number (176566870872).

Almost surely, 2^706247357663 is an apocalyptic number.

706247357663 is a deficient number, since it is larger than the sum of its proper divisors (20125825).

706247357663 is a wasteful number, since it uses less digits than its factorization.

706247357663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20125824.

The product of its (nonzero) digits is 26671680, while the sum is 56.

The spelling of 706247357663 in words is "seven hundred six billion, two hundred forty-seven million, three hundred fifty-seven thousand, six hundred sixty-three".