4068612664 has 16 divisors (see below), whose sum is σ = 7645203720. Its totient is φ = 2029891680.

The previous prime is 4068612659. The next prime is 4068612673. The reversal of 4068612664 is 4662168604.

It is a super-2 number, since 2×4068612664² = 33107218019322353792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4068612664.

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 3 ways as a sum of consecutive naturals, for example, 547914 + ... + 555289.

Almost surely, 2^4068612664 is an apocalyptic number.

It is an amenable number.

4068612664 is a deficient number, since it is larger than the sum of its proper divisors (3576591056).

4068612664 is a wasteful number, since it uses less digits than its factorization.

4068612664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103670 (or 1103666 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 4068612664 is about 63785.6775773371. The cubic root of 4068612664 is about 1596.4259629816.

The spelling of 4068612664 in words is "four billion, sixty-eight million, six hundred twelve thousand, six hundred sixty-four".