6667064674 has 16 divisors (see below), whose sum is σ = 10030920480. Its totient is φ = 3323436480.

The previous prime is 6667064639. The next prime is 6667064711. The reversal of 6667064674 is 4764607666.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2363637 + ... + 2366455.

It is an arithmetic number, because the mean of its divisors is an integer number (626932530).

Almost surely, 2^6667064674 is an apocalyptic number.

6667064674 is a deficient number, since it is larger than the sum of its proper divisors (3363855806).

6667064674 is a wasteful number, since it uses less digits than its factorization.

6667064674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5985.

The product of its (nonzero) digits is 6096384, while the sum is 52.

The square root of 6667064674 is about 81652.0953435979. The cubic root of 6667064674 is about 1882.1095109408.

The spelling of 6667064674 in words is "six billion, six hundred sixty-seven million, sixty-four thousand, six hundred seventy-four".