5018666666842 has 8 divisors (see below), whose sum is σ = 7534887469236. Its totient is φ = 2507037510432.

The previous prime is 5018666666837. The next prime is 5018666666873. The reversal of 5018666666842 is 2486666668105.

It can be written as a sum of positive squares in 2 ways, for example, as 4865902162641 + 152764504201 = 2205879^2 + 390851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5018666666842² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147908763 + ... + 1147913134.

Almost surely, 2^{5018666666842} is an apocalyptic number.

5018666666842 is a deficient number, since it is larger than the sum of its proper divisors (2516220802394).

5018666666842 is a wasteful number, since it uses less digits than its factorization.

5018666666842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295822992.

The product of its (nonzero) digits is 119439360, while the sum is 64.

The spelling of 5018666666842 in words is "five trillion, eighteen billion, six hundred sixty-six million, six hundred sixty-six thousand, eight hundred forty-two".