667216233884 has 12 divisors (see below), whose sum is σ = 1185055699464. Its totient is φ = 328628891184.

The previous prime is 667216233883. The next prime is 667216233923. The reversal of 667216233884 is 488332612766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667216233883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1244806139 + ... + 1244806674.

It is an arithmetic number, because the mean of its divisors is an integer number (98754641622).

Almost surely, 2^667216233884 is an apocalyptic number.

It is an amenable number.

667216233884 is a deficient number, since it is larger than the sum of its proper divisors (517839465580).

667216233884 is a wasteful number, since it uses less digits than its factorization.

667216233884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489612884 (or 2489612882 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 56.

The spelling of 667216233884 in words is "six hundred sixty-seven billion, two hundred sixteen million, two hundred thirty-three thousand, eight hundred eighty-four".