6989560706 has 4 divisors (see below), whose sum is σ = 10484341062. Its totient is φ = 3494780352.

The previous prime is 6989560703. The next prime is 6989560709. The reversal of 6989560706 is 6070659896.

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

It is an interprime number because it is at equal distance from previous prime (6989560703) and next prime (6989560709).

It can be written as a sum of positive squares in only one way, i.e., 4943355481 + 2046205225 = 70309^2 + 45235^2 .

It is not an unprimeable number, because it can be changed into a prime (6989560703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747390175 + ... + 1747390178.

Almost surely, 2^6989560706 is an apocalyptic number.

6989560706 is a deficient number, since it is larger than the sum of its proper divisors (3494780356).

6989560706 is a wasteful number, since it uses less digits than its factorization.

6989560706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494780355.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The square root of 6989560706 is about 83603.5926620382. The cubic root of 6989560706 is about 1911.9797738986.

The spelling of 6989560706 in words is "six billion, nine hundred eighty-nine million, five hundred sixty thousand, seven hundred six".