4666216442 has 4 divisors (see below), whose sum is σ = 6999324666. Its totient is φ = 2333108220.

The previous prime is 4666216421. The next prime is 4666216453. The reversal of 4666216442 is 2446126664.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4647285241 + 18931201 = 68171^2 + 4351^2 .

It is a super-2 number, since 2×4666216442² = 43547151767182278728, 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 4666216442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1166554109 + ... + 1166554112.

Almost surely, 2^4666216442 is an apocalyptic number.

4666216442 is a deficient number, since it is larger than the sum of its proper divisors (2333108224).

4666216442 is a wasteful number, since it uses less digits than its factorization.

4666216442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333108223.

The product of its digits is 331776, while the sum is 41.

The square root of 4666216442 is about 68309.7097197756. The cubic root of 4666216442 is about 1671.0455692029.

The spelling of 4666216442 in words is "four billion, six hundred sixty-six million, two hundred sixteen thousand, four hundred forty-two".