667231077010 has 8 divisors (see below), whose sum is σ = 1201015938636. Its totient is φ = 266892430800.

The previous prime is 667231076903. The next prime is 667231077043. The reversal of 667231077010 is 10770132766.

It can be written as a sum of positive squares in 2 ways, for example, as 667144270521 + 86806489 = 816789^2 + 9317^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33361553841 + ... + 33361553860.

Almost surely, 2^667231077010 is an apocalyptic number.

667231077010 is a deficient number, since it is larger than the sum of its proper divisors (533784861626).

667231077010 is a wasteful number, since it uses less digits than its factorization.

667231077010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66723107708.

The product of its (nonzero) digits is 74088, while the sum is 40.

The spelling of 667231077010 in words is "six hundred sixty-seven billion, two hundred thirty-one million, seventy-seven thousand, ten".