6667012704 has 48 divisors (see below), whose sum is σ = 19091903040. Its totient is φ = 2020306560.

The previous prime is 6667012697. The next prime is 6667012763. The reversal of 6667012704 is 4072107666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3155674 + ... + 3157785.

It is an arithmetic number, because the mean of its divisors is an integer number (397747980).

Almost surely, 2^6667012704 is an apocalyptic number.

It is an amenable number.

6667012704 is an abundant number, since it is smaller than the sum of its proper divisors (12424890336).

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

6667012704 is a wasteful number, since it uses less digits than its factorization.

6667012704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6313483 (or 6313475 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 6667012704 is about 81651.7771025224. Note that the first 3 decimals coincide. The cubic root of 6667012704 is about 1882.1046205585.

The spelling of 6667012704 in words is "six billion, six hundred sixty-seven million, twelve thousand, seven hundred four".