5008209226778 has 8 divisors (see below), whose sum is σ = 7539434107572. Its totient is φ = 2495064524256.

The previous prime is 5008209226771. The next prime is 5008209226799. The reversal of 5008209226778 is 8776229028005.

It can be written as a sum of positive squares in 2 ways, for example, as 4435391845369 + 572817381409 = 2106037^2 + 756847^2 .

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

It is a super-2 number, since 2×5008209226778² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5008209226771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4520043875 + ... + 4520044982.

Almost surely, 2^{5008209226778} is an apocalyptic number.

5008209226778 is a deficient number, since it is larger than the sum of its proper divisors (2531224880794).

5008209226778 is a wasteful number, since it uses less digits than its factorization.

5008209226778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040089136.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 5008209226778 in words is "five trillion, eight billion, two hundred nine million, two hundred twenty-six thousand, seven hundred seventy-eight".