6966859949 has 8 divisors (see below), whose sum is σ = 7963676160. Its totient is φ = 5970431376.

The previous prime is 6966859931. The next prime is 6966859973. The reversal of 6966859949 is 9499586696.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6966859949 - 2⁸ = 6966859693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6966859849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57314 + ... + 131219.

It is an arithmetic number, because the mean of its divisors is an integer number (995459520).

Almost surely, 2^6966859949 is an apocalyptic number.

It is an amenable number.

6966859949 is a deficient number, since it is larger than the sum of its proper divisors (996816211).

6966859949 is a wasteful number, since it uses less digits than its factorization.

6966859949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193819.

The product of its digits is 226748160, while the sum is 71.

The square root of 6966859949 is about 83467.7180052264. The cubic root of 6966859949 is about 1909.9076140177.

The spelling of 6966859949 in words is "six billion, nine hundred sixty-six million, eight hundred fifty-nine thousand, nine hundred forty-nine".