5422878123 has 16 divisors (see below), whose sum is σ = 7880517120. Its totient is φ = 3296947104.

The previous prime is 5422878121. The next prime is 5422878169. The reversal of 5422878123 is 3218782245.

It is not a de Polignac number, because 5422878123 - 2¹ = 5422878121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5422878121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 834403 + ... + 840876.

It is an arithmetic number, because the mean of its divisors is an integer number (492532320).

Almost surely, 2^5422878123 is an apocalyptic number.

5422878123 is a deficient number, since it is larger than the sum of its proper divisors (2457638997).

5422878123 is a wasteful number, since it uses less digits than its factorization.

5422878123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675378.

The product of its digits is 215040, while the sum is 42.

The square root of 5422878123 is about 73640.1936648730. The cubic root of 5422878123 is about 1756.8847831731.

The spelling of 5422878123 in words is "five billion, four hundred twenty-two million, eight hundred seventy-eight thousand, one hundred twenty-three".