6969877056 has 84 divisors (see below), whose sum is σ = 21153094092. Its totient is φ = 2186625024.

The previous prime is 6969877021. The next prime is 6969877067. The reversal of 6969877056 is 6507789696.

It can be written as a sum of positive squares in 2 ways, for example, as 4790854656 + 2179022400 = 69216^2 + 46680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6969876984 and 6969877002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 346105 + ... + 365688.

Almost surely, 2^6969877056 is an apocalyptic number.

It is an amenable number.

6969877056 is an abundant number, since it is smaller than the sum of its proper divisors (14183217036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6969877056 is a wasteful number, since it uses less digits than its factorization.

6969877056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711828 (or 711815 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The square root of 6969877056 is about 83485.7895452873. The cubic root of 6969877056 is about 1910.1832792884.

The spelling of 6969877056 in words is "six billion, nine hundred sixty-nine million, eight hundred seventy-seven thousand, fifty-six".