44546666664623 has 2 divisors, whose sum is σ = 44546666664624. Its totient is φ = 44546666664622.

The previous prime is 44546666664523. The next prime is 44546666664679. The reversal of 44546666664623 is 32646666664544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44546666664623 - 2¹⁰ = 44546666663599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44546666664523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22273333332311 + 22273333332312.

It is an arithmetic number, because the mean of its divisors is an integer number (22273333332312).

Almost surely, 2^{44546666664623} is an apocalyptic number.

44546666664623 is a deficient number, since it is larger than the sum of its proper divisors (1).

44546666664623 is an equidigital number, since it uses as much as digits as its factorization.

44546666664623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2149908480, while the sum is 68.

The spelling of 44546666664623 in words is "forty-four trillion, five hundred forty-six billion, six hundred sixty-six million, six hundred sixty-four thousand, six hundred twenty-three".