5109678998 has 16 divisors (see below), whose sum is σ = 7695246624. Its totient is φ = 2544618240.

The previous prime is 5109678929. The next prime is 5109679031. The reversal of 5109678998 is 8998769015.

It is a super-2 number, since 2×5109678998² = 52217638925204568008, which contains 22 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 5109678998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522086 + ... + 531782.

It is an arithmetic number, because the mean of its divisors is an integer number (480952914).

Almost surely, 2^5109678998 is an apocalyptic number.

5109678998 is a deficient number, since it is larger than the sum of its proper divisors (2585567626).

5109678998 is a wasteful number, since it uses less digits than its factorization.

5109678998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10727.

The product of its (nonzero) digits is 9797760, while the sum is 62.

The square root of 5109678998 is about 71482.0187040070. The cubic root of 5109678998 is about 1722.3888518842.

The spelling of 5109678998 in words is "five billion, one hundred nine million, six hundred seventy-eight thousand, nine hundred ninety-eight".