12067355644 has 12 divisors (see below), whose sum is σ = 21141161944. Its totient is φ = 6027023664.

The previous prime is 12067355621. The next prime is 12067355693. The reversal of 12067355644 is 44655376021.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12067355644.

It is a congruent number.

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, 1659459 + ... + 1666714.

Almost surely, 2^12067355644 is an apocalyptic number.

It is an amenable number.

12067355644 is a deficient number, since it is larger than the sum of its proper divisors (9073806300).

12067355644 is a wasteful number, since it uses less digits than its factorization.

12067355644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3327084 (or 3327082 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 12067355644 in words is "twelve billion, sixty-seven million, three hundred fifty-five thousand, six hundred forty-four".