5109490878 has 32 divisors (see below), whose sum is σ = 10303197216. Its totient is φ = 1689182208.

The previous prime is 5109490877. The next prime is 5109490901. The reversal of 5109490878 is 8780949015.

It is a super-2 number, since 2×5109490878² = 52213794064730421768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5109490878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5109490877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383700 + ... + 396792.

It is an arithmetic number, because the mean of its divisors is an integer number (321974913).

Almost surely, 2^5109490878 is an apocalyptic number.

5109490878 is an abundant number, since it is smaller than the sum of its proper divisors (5193706338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5109490878 is a wasteful number, since it uses less digits than its factorization.

5109490878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13628.

The product of its (nonzero) digits is 725760, while the sum is 51.

The square root of 5109490878 is about 71480.7028364999. The cubic root of 5109490878 is about 1722.3677142376.

The spelling of 5109490878 in words is "five billion, one hundred nine million, four hundred ninety thousand, eight hundred seventy-eight".