667086911536 has 20 divisors (see below), whose sum is σ = 1295479700064. Its totient is φ = 332769569600.

The previous prime is 667086911479. The next prime is 667086911591. The reversal of 667086911536 is 635119680766.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48360775 + ... + 48374566.

Almost surely, 2^667086911536 is an apocalyptic number.

It is an amenable number.

667086911536 is a deficient number, since it is larger than the sum of its proper divisors (628392788528).

667086911536 is a wasteful number, since it uses less digits than its factorization.

667086911536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96735780 (or 96735774 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 667086911536 in words is "six hundred sixty-seven billion, eighty-six million, nine hundred eleven thousand, five hundred thirty-six".