4668454556687 has 2 divisors, whose sum is σ = 4668454556688. Its totient is φ = 4668454556686.

The previous prime is 4668454556599. The next prime is 4668454556743. The reversal of 4668454556687 is 7866554548664.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4668454556687 - 2²⁸ = 4668186121231 is a prime.

It is a super-2 number, since 2×4668454556687² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4668454556287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2334227278343 + 2334227278344.

It is an arithmetic number, because the mean of its divisors is an integer number (2334227278344).

Almost surely, 2^{4668454556687} is an apocalyptic number.

4668454556687 is a deficient number, since it is larger than the sum of its proper divisors (1).

4668454556687 is an equidigital number, since it uses as much as digits as its factorization.

4668454556687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4644864000, while the sum is 74.

The spelling of 4668454556687 in words is "four trillion, six hundred sixty-eight billion, four hundred fifty-four million, five hundred fifty-six thousand, six hundred eighty-seven".