6881382632 has 8 divisors (see below), whose sum is σ = 12902592450. Its totient is φ = 3440691312.

The previous prime is 6881382593. The next prime is 6881382661. The reversal of 6881382632 is 2362831886.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6878048356 + 3334276 = 82934^2 + 1826^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430086407 + ... + 430086422.

Almost surely, 2^6881382632 is an apocalyptic number.

It is an amenable number.

6881382632 is a deficient number, since it is larger than the sum of its proper divisors (6021209818).

6881382632 is a wasteful number, since it uses less digits than its factorization.

6881382632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860172835 (or 860172831 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The square root of 6881382632 is about 82954.0995490880. The cubic root of 6881382632 is about 1902.0644810097.

The spelling of 6881382632 in words is "six billion, eight hundred eighty-one million, three hundred eighty-two thousand, six hundred thirty-two".