5954123666 has 32 divisors (see below), whose sum is σ = 9486512640. Its totient is φ = 2796970176.

The previous prime is 5954123663. The next prime is 5954123711. The reversal of 5954123666 is 6663214595.

It is a self number, because there is not a number n which added to its sum of digits gives 5954123666.

It is not an unprimeable number, because it can be changed into a prime (5954123663) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 711740 + ... + 720056.

It is an arithmetic number, because the mean of its divisors is an integer number (296453520).

Almost surely, 2^5954123666 is an apocalyptic number.

5954123666 is a deficient number, since it is larger than the sum of its proper divisors (3532388974).

5954123666 is a wasteful number, since it uses less digits than its factorization.

5954123666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8618.

The product of its digits is 1166400, while the sum is 47.

The square root of 5954123666 is about 77162.9682295854. The cubic root of 5954123666 is about 1812.4774703882.

The spelling of 5954123666 in words is "five billion, nine hundred fifty-four million, one hundred twenty-three thousand, six hundred sixty-six".