706320777651 has 4 divisors (see below), whose sum is σ = 941761036872. Its totient is φ = 470880518432.

The previous prime is 706320777619. The next prime is 706320777709. The reversal of 706320777651 is 156777023607.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 706320777651 - 2⁵ = 706320777619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 706320777594 and 706320777603.

It is not an unprimeable number, because it can be changed into a prime (706320775651) 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, 117720129606 + ... + 117720129611.

It is an arithmetic number, because the mean of its divisors is an integer number (235440259218).

Almost surely, 2^706320777651 is an apocalyptic number.

706320777651 is a deficient number, since it is larger than the sum of its proper divisors (235440259221).

706320777651 is a wasteful number, since it uses less digits than its factorization.

706320777651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235440259220.

The product of its (nonzero) digits is 2593080, while the sum is 51.

The spelling of 706320777651 in words is "seven hundred six billion, three hundred twenty million, seven hundred seventy-seven thousand, six hundred fifty-one".