6965384656 has 20 divisors (see below), whose sum is σ = 13750065252. Its totient is φ = 3416980736.

The previous prime is 6965384611. The next prime is 6965384663. The reversal of 6965384656 is 6564835696.

It can be written as a sum of positive squares in 2 ways, for example, as 4604979600 + 2360405056 = 67860^2 + 48584^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6965384656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4106101 + ... + 4107796.

Almost surely, 2^6965384656 is an apocalyptic number.

It is an amenable number.

6965384656 is a deficient number, since it is larger than the sum of its proper divisors (6784680596).

6965384656 is a wasteful number, since it uses less digits than its factorization.

6965384656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8213958 (or 8213952 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 58.

The square root of 6965384656 is about 83458.8800308272. The cubic root of 6965384656 is about 1909.7727913350.

The spelling of 6965384656 in words is "six billion, nine hundred sixty-five million, three hundred eighty-four thousand, six hundred fifty-six".