6681013046 has 4 divisors (see below), whose sum is σ = 10021519572. Its totient is φ = 3340506522.

The previous prime is 6681013043. The next prime is 6681013049. The reversal of 6681013046 is 6403101866.

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 (6681013043) and next prime (6681013049).

It is a junction number, because it is equal to n+sod(n) for n = 6681012997 and 6681013015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6681013043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670253260 + ... + 1670253263.

It is an arithmetic number, because the mean of its divisors is an integer number (2505379893).

Almost surely, 2^6681013046 is an apocalyptic number.

6681013046 is a deficient number, since it is larger than the sum of its proper divisors (3340506526).

6681013046 is a wasteful number, since it uses less digits than its factorization.

6681013046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340506525.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 6681013046 is about 81737.4641520031. The cubic root of 6681013046 is about 1883.4211364882.

The spelling of 6681013046 in words is "six billion, six hundred eighty-one million, thirteen thousand, forty-six".