5018820879 has 4 divisors (see below), whose sum is σ = 6691761176. Its totient is φ = 3345880584.

The previous prime is 5018820871. The next prime is 5018820889. The reversal of 5018820879 is 9780288105.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5018820879 - 2³ = 5018820871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5018820871) 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, 836470144 + ... + 836470149.

It is an arithmetic number, because the mean of its divisors is an integer number (1672940294).

Almost surely, 2^5018820879 is an apocalyptic number.

5018820879 is a deficient number, since it is larger than the sum of its proper divisors (1672940297).

5018820879 is a wasteful number, since it uses less digits than its factorization.

5018820879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672940296.

The product of its (nonzero) digits is 322560, while the sum is 48.

The square root of 5018820879 is about 70843.6368278761. The cubic root of 5018820879 is about 1712.1188102422.

The spelling of 5018820879 in words is "five billion, eighteen million, eight hundred twenty thousand, eight hundred seventy-nine".